Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- CENTRAL APPALACHIAN COAL - NEW YORK MERCANTILE EXCHANGE (CONTRACTS OF 1,550 TONS) : CFTC Code #024651 Open Interest is 7,007 : : Positions : : 5,420 5,085 270 808 490 0 15 105 285 0 0 : : : : Changes from: May 31, 2011 : : -160 -225 -60 -27 84 0 -15 15 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 77.3 72.6 3.9 11.5 7.0 0.0 0.2 1.5 4.1 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 21 : : 14 13 . . . 0 . . . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE (40 MEGAWATT HOURS PER PEAK DAY) : CFTC Code #064657 Open Interest is 192,744 : : Positions : : 90,560 87,929 1,660 12,272 66,833 12,399 3,668 17,041 48 1,633 1,974 : : : : Changes from: May 31, 2011 : : 975 146 -375 -860 910 366 428 -389 -3 904 57 : : : : Percent of Open Interest Represented by Each Category of Trader : : 47.0 45.6 0.9 6.4 34.7 6.4 1.9 8.8 0.0 0.8 1.0 : : : : Number of Traders in Each Category Total Traders: 49 : : 28 25 . 6 8 . 4 5 . . 4 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE (40 MEGAWATT HOURS PER PEAK DAY) : CFTC Code #06465H Open Interest is 23,331 : : Positions : : 12,919 12,409 2,948 2,821 4,717 237 120 1,437 0 735 0 : : : : Changes from: May 31, 2011 : : -423 -383 -119 -142 -69 -35 0 -25 0 -78 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 55.4 53.2 12.6 12.1 20.2 1.0 0.5 6.2 0.0 3.2 0.0 : : : : Number of Traders in Each Category Total Traders: 29 : : 18 14 4 . 5 . . . 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE (40 MEGAWATT HOURS PER PEAK DAY) : CFTC Code #06465I Open Interest is 10,852 : : Positions : : 7,162 6,084 128 2,091 633 0 736 30 628 138 46 : : : : Changes from: May 31, 2011 : : -32 62 -168 5 46 0 0 0 4 -168 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 66.0 56.1 1.2 19.3 5.8 0.0 6.8 0.3 5.8 1.3 0.4 : : : : Number of Traders in Each Category Total Traders: 21 : : 12 10 . . . 0 . . . . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE (2.5 MEGAWATTS PER OFF PEAK HRS) : CFTC Code #06465M Open Interest is 28,569 : : Positions : : 19,602 11,118 1,430 9,327 3,866 150 2,200 0 152 20 762 : : : : Changes from: May 31, 2011 : : -760 -416 -194 -342 -186 -30 0 0 42 12 -54 : : : : Percent of Open Interest Represented by Each Category of Trader : : 68.6 38.9 5.0 32.6 13.5 0.5 7.7 0.0 0.5 0.1 2.7 : : : : Number of Traders in Each Category Total Traders: 27 : : 17 12 . 4 6 . . 0 . . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE (2.5 MEGAWATTS PER OFF PEAK HRS) : CFTC Code #06465S Open Interest is 11,463 : : Positions : : 8,457 8,033 868 1,403 660 8 0 352 0 375 0 : : : : Changes from: May 31, 2011 : : -285 -374 -22 -29 -38 -10 0 0 0 -20 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 73.8 70.1 7.6 12.2 5.8 0.1 0.0 3.1 0.0 3.3 0.0 : : : : Number of Traders in Each Category Total Traders: 24 : : 15 12 . . 4 . 0 . 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- CINERGY CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE (40 MEGAWATT HOURS PER PEAK DAY) : CFTC Code #064A01 Open Interest is 24,148 : : Positions : : 14,630 15,732 1,641 1,887 4,735 0 482 526 340 0 0 : : : : Changes from: May 31, 2011 : : -1,129 -522 -100 -519 70 0 -166 23 10 0 -10 : : : : Percent of Open Interest Represented by Each Category of Trader : : 60.6 65.1 6.8 7.8 19.6 0.0 2.0 2.2 1.4 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 27 : : 17 14 4 . 5 0 . . . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM N ILL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A34 Open Interest is 45,867 : : Positions : : 43,380 32,579 2,083 12,990 0 0 0 0 0 298 0 : : : : Changes from: May 31, 2011 : : -1,226 -869 -42 -357 0 0 0 0 0 -42 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 94.6 71.0 4.5 28.3 0.0 0.0 0.0 0.0 0.0 0.6 0.0 : : : : Number of Traders in Each Category Total Traders: 23 : : 11 9 . . 0 0 0 0 0 . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM N ILL OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A35 Open Interest is 696,009 : : Positions : : 637,711 459,164 41,090 227,011 5,064 0 0 0 7,374 0 4,770 : : : : Changes from: May 31, 2011 : : -33,505 -24,121 -408 -8,976 -408 0 0 0 816 0 -816 : : : : Percent of Open Interest Represented by Each Category of Trader : : 91.6 66.0 5.9 32.6 0.7 0.0 0.0 0.0 1.1 0.0 0.7 : : : : Number of Traders in Each Category Total Traders: 21 : : 10 7 . . . 0 0 0 . 0 . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A54 Open Interest is 53,498 : : Positions : : 28,840 37,144 22,118 13,814 2,540 0 0 0 0 0 0 : : : : Changes from: May 31, 2011 : : -2,163 -1,596 -1,197 -1,764 -735 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 53.9 69.4 41.3 25.8 4.7 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 22 : : 10 10 4 . . 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM PSEG OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A55 Open Interest is 970,522 : : Positions : : 535,823 670,490 387,739 253,072 46,960 0 0 0 0 0 0 : : : : Changes from: May 31, 2011 : : -31,824 -28,968 -27,941 -30,797 -9,595 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 55.2 69.1 40.0 26.1 4.8 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 9 8 4 . . 0 0 0 0 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A56 Open Interest is 167,718 : : Positions : : 92,831 132,575 69,819 29,862 2,814 0 0 0 0 213 2,254 : : : : Changes from: May 31, 2011 : : -6,027 -7,619 -5,019 -3,172 -63 0 0 0 0 -255 255 : : : : Percent of Open Interest Represented by Each Category of Trader : : 55.3 79.0 41.6 17.8 1.7 0.0 0.0 0.0 0.0 0.1 1.3 : : : : Number of Traders in Each Category Total Traders: 37 : : 16 23 . 4 . 0 0 0 0 . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM WESTERN OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE (Contracts of 50 MEGAWATT HOURS) : CFTC Code #064A57 Open Interest is 2,867,131 : : Positions : :1,584,506 2,276,147 1,228,224 504,987 36,443 0 0 0 0 31,596 17,958 : : : : Changes from: May 31, 2011 : : -117,912 -137,712 -82,008 -55,488 -2,040 0 0 0 0 -6,720 4,680 : : : : Percent of Open Interest Represented by Each Category of Trader : : 55.3 79.4 42.8 17.6 1.3 0.0 0.0 0.0 0.0 1.1 0.6 : : : : Number of Traders in Each Category Total Traders: 34 : : 12 18 . 4 . 0 0 0 0 . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A58 Open Interest is 47,379 : : Positions : : 32,353 38,734 6,447 2,333 3,997 1,275 820 0 2,960 1,148 347 : : : : Changes from: May 31, 2011 : : -2,205 -3,024 -693 168 -168 0 0 0 0 -42 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 68.3 81.8 13.6 4.9 8.4 2.7 1.7 0.0 6.2 2.4 0.7 : : : : Number of Traders in Each Category Total Traders: 36 : : 19 16 4 . . . . 0 . . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM WESTERN OFF PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A59 Open Interest is 1,140,032 : : Positions : : 939,735 879,966 76,388 142,568 77,189 0 0 0 46,720 40,309 0 : : : : Changes from: May 31, 2011 : : -41,288 -44,552 -4,080 5,304 -5,304 0 0 0 0 -6,120 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 82.4 77.2 6.7 12.5 6.8 0.0 0.0 0.0 4.1 3.5 0.0 : : : : Number of Traders in Each Category Total Traders: 35 : : 18 15 4 . 4 0 0 0 . . 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A60 Open Interest is 53,734 : : Positions : : 44,706 37,941 2,530 9,127 6,113 0 0 0 215 0 0 : : : : Changes from: May 31, 2011 : : -1,177 -1,512 -105 357 -672 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 83.2 70.6 4.7 17.0 11.4 0.0 0.0 0.0 0.4 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 28 : : 16 15 . 4 . 0 0 0 . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM N ILL HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A63 Open Interest is 36,793 : : Positions : : 15,421 29,673 19,549 2,550 596 630 0 0 0 3,461 364 : : : : Changes from: May 31, 2011 : : -834 -1,791 -936 0 -84 0 0 0 0 21 -21 : : : : Percent of Open Interest Represented by Each Category of Trader : : 41.9 80.6 53.1 6.9 1.6 1.7 0.0 0.0 0.0 9.4 1.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 11 8 . . . . 0 0 0 . . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- NYISO ZONE G 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 80 Megawatt Hours) : CFTC Code #064A68 Open Interest is 31,391 : : Positions : : 23,143 23,044 3,657 3,825 3,677 0 526 0 510 0 0 : : : : Changes from: May 31, 2011 : : -2,256 -2,285 -514 -506 138 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 73.7 73.4 11.7 12.2 11.7 0.0 1.7 0.0 1.6 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 24 : : 13 10 . . . 0 . 0 . 0 0 : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- ISO NEW ENG HUB OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A78 Open Interest is 1,024,395 : : Positions : : 882,602 671,154 0 225,747 107,153 23,400 13,765 0 4,664 0 6,576 : : : : Changes from: May 31, 2011 : : -17,739 -15,113 0 12,240 -16,320 0 -2,040 0 4,664 -8,162 6,576 : : : : Percent of Open Interest Represented by Each Category of Trader : : 86.2 65.5 0.0 22.0 10.5 2.3 1.3 0.0 0.5 0.0 0.6 : : : : Number of Traders in Each Category Total Traders: 32 : : 17 17 0 5 . . . 0 . 0 . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- PJM N ILL HUB 5 OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A79 Open Interest is 678,594 : : Positions : : 325,467 522,778 246,471 126,769 4,656 47,040 0 0 30,569 0 24,391 : : : : Changes from: May 31, 2011 : : -21,216 -20,400 -2,856 -2,856 0 0 0 0 816 0 -816 : : : : Percent of Open Interest Represented by Each Category of Trader : : 48.0 77.0 36.3 18.7 0.7 6.9 0.0 0.0 4.5 0.0 3.6 : : : : Number of Traders in Each Category Total Traders: 21 : : 12 5 . . . . 0 0 . 0 . : ---------------------------------------------------------------------------------------------------------------- Disaggregated Commitments of Traders- Options and Futures Combined Positions as of June 7, 2011 : Reportable Positions : :------------------------------------------------------------------------------------------------------------- : : Producer/Merchant : : : : : Processor/User : Swap Dealers : Managed Money : Other Reportables : : Long : Short : Long : Short :Spreading: Long : Short :Spreading: Long : Short :Spreading : ---------------------------------------------------------------------------------------------------------------- NYISO ZONE A 5MW OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE (Contracts of 5 Megawatt Hours) : CFTC Code #064A82 Open Interest is 157,013 : : Positions : : 130,091 137,824 25,418 17,685 1,504 0 0 0 0 0 0 : : : : Changes from: May 31, 2011 : : -7,752 -3,672 2,040 -2,040 -2,856 0 0 0 0 0 0 : : : : Percent of Open Interest Represented by Each Category of Trader : : 82.9 87.8 16.2 11.3 1.0 0.0 0.0 0.0 0.0 0.0 0.0 : : : : Number of Traders in Each Category Total Traders: 20 : : 9 9 . . . 0 0 0 0 0 0 : ----------------------------------------------------------------------------------------------------------------
Updated June 10, 2011