Corrections for April 23, 2012

The following corrections were made on April 23, 2012

AAEUQ01c 01-Jan-12 117.76 117.75 OPEC Basket YTD Moving Avg
AAEUQ03c 01-Apr-12 119.1 118.91 OPEC Basket MTD Moving Avg
AAEUQ04c 20-Apr-12 116.31 116.34 OPEC Basket WTD Moving Avg
DR256LBu 20-Apr-12 299.35 299.62 DTN Unl Reg Sioux Falls SD CRR&M
DU123EMu 21-Apr-12 321.95 324.22 DTN ULSD Baltimore MD Sunoco Br
MMAAI01u 09-Mar-12 384.076 385.476 Copper Composite Wk Avg
MMAAI02u 01-Mar-12 389.712 389.774 Copper Composite Mo Avg
MMAAL01u 09-Mar-12 114.095 114.103 Lead NA Producer Wk Avg
MMAAL02u 01-Mar-12 114.023 114.028 Lead NA Producer Mo Avg
MMACS01u 09-Mar-12 382.676 384.076 Copper Prod Refined Wk Avg
MMACS02u 01-Mar-12 388.312 388.374 Copper Prod Refined Mo Avg
MMACT01u 09-Mar-12 384.076 385.476 Copper Prod Cathode Wk Avg
MMACT02u 01-Mar-12 389.712 389.774 Copper Prod Cathode Mo Avg
PCAEJ00c 23-Apr-12 86.283 85.803 Par Condensate Crude Edmonton Ca
PCAEJ00h 23-Apr-12 86.443 85.963 Par Condensate Crude Edmonton Ca
PCAEJ00l 23-Apr-12 86.123 85.643 Par Condensate Crude Edmonton Ca
PCAEZ00c 23-Apr-12 539.25 536.25 Par Condensate Crude Edmonton Ca
PCAEZ00h 23-Apr-12 540.25 537.25 Par Condensate Crude Edmonton Ca
PCAEZ00l 23-Apr-12 538.25 535.25 Par Condensate Crude Edmonton Ca
PCAII00c 23-Apr-12 507.5 504.5 Lt/Sr Cromer Canada C$/CM
PCAII00h 23-Apr-12 508.5 505.5 Lt/Sr Cromer Canada C$/CM
PCAII00l 23-Apr-12 506.5 503.5 Lt/Sr Cromer Canada C$/CM
PCAIK00c 23-Apr-12 81.203 80.723 Lt/Sr Cromer Canada
PCAIK00h 23-Apr-12 81.363 80.883 Lt/Sr Cromer Canada
PCAIK00l 23-Apr-12 81.043 80.563 Lt/Sr Cromer Canada
PCAIM00c 23-Apr-12 506 501.67 Koch Sour Edmonton Canada C$/CM
PCAIM00h 23-Apr-12 507 502.67 Koch Sour Edmonton Canada C$/CM
PCAIM00l 23-Apr-12 505 500.67 Koch Sour Edmonton Canada C$/CM
PCAIO00c 23-Apr-12 80.963 80.27 Sour Edmonton Canada
PCAIO00h 23-Apr-12 81.123 80.43 Sour Edmonton Canada
PCAIO00l 23-Apr-12 80.803 80.11 Sour Edmonton Canada
PCAIQ00c 23-Apr-12 484.33 480.33 Midale Cromer Canada C$/CM
PCAIQ00h 23-Apr-12 485.33 481.33 Midale Cromer Canada C$/CM
PCAIQ00l 23-Apr-12 483.33 479.33 Midale Cromer Canada C$/CM
PCAIS00c 23-Apr-12 77.496 76.856 Midale Cromer Canada
PCAIS00h 23-Apr-12 77.656 77.016 Midale Cromer Canada
PCAIS00l 23-Apr-12 77.336 76.696 Midale Cromer Canada
PSADG09u 30-Mar-12 101.75 99.5 W TX NM Int (WTI) TX Sunoco
PSAEE09u 30-Mar-12 96.75 94.5 W TX NM Sour (WTS) TX Sunoco
PSAFM09u 30-Mar-12 94.75 92.5 TX Upper GC TX Sunoco
PSAFZ09u 30-Mar-12 101.75 99.5 W Ctl TX Int TX Sunoco
PSAGP09u 30-Mar-12 104.5 102.25 E TX TX Sunoco
PSAHT09u 30-Mar-12 94.5 92.25 S TX Hvy TX Sunoco
PSAIK09u 30-Mar-12 101.75 99.5 N TX Swt TX Sunoco
PSAMP09u 30-Mar-12 100.5 98.25 S LA LA Sunoco
PSANC09u 30-Mar-12 89.75 87.5 OK Sour OK Sunoco
PSANW09u 30-Mar-12 101.75 99.5 OK Swt OK Sunoco
PSAUD00u 19-Apr-12 474 499 Koch Edmonton AB Shell CAN
PSUS087u 30-Mar-12 101.75 99.5 Dom Swt Cushing OK Sunoco
PSUS089u 30-Mar-12 103.5 101.25 Delhi LA Sunoco
PSUS100u 30-Mar-12 101.75 99.5 Eagle Ford TX Sunoco
PSUS107u 30-Mar-12 94.75 92.5 Giddings Swt TX Sunoco
PSUS110u 30-Mar-12 100.75 98.5 Eagle Ford Cond TX Sunoco
PSUS139u 30-Mar-12 93.75 91.5 MI Sour MI Sunoco
PSUS140u 30-Mar-12 98.5 96.25 MI Swt MI Sunoco
PSUS199u 30-Mar-12 101.25 99 OK Int OK Sunoco
PSUS203u 30-Mar-12 101 98.75 W OK Swt OK Sunoco
PSUS214u 30-Mar-12 94.75 92.5 S TX Lt TX Sunoco
PSUS220u 30-Mar-12 94 91.75 TX Coastal Grd A TX Sunoco
TYABL00u 23-Apr-12 123.86 123.84 Arab Hvy USEC Cok Yld
TYABN00u 23-Apr-12 120.54 120.52 Arab Hvy USEC Crk Yld
TYACJ00u 23-Apr-12 126.27 126.25 Arab Lt USEC Cok Yld
TYACL00u 23-Apr-12 125.15 125.13 Arab Lt USEC Crk Yld
TYADP00u 23-Apr-12 124.63 124.61 Arab Med USEC Cok Yld
TYADR00u 23-Apr-12 121.67 121.65 Arab Med USEC Crk Yld
TYAEV00u 23-Apr-12 124.93 124.9 BCF 22 USEC Cok Yld
TYAEX00u 23-Apr-12 123.71 123.69 BCF 22 USEC Crk Yld
TYAGP00u 23-Apr-12 133.47 133.45 Bonny Lt USEC Crk Yld
TYAHB00u 23-Apr-12 130.83 130.81 Brass River USEC Crk Yld
TYAHN00u 23-Apr-12 130.09 130.07 Brent USEC Cok Yld
TYAHP00u 23-Apr-12 129.32 129.3 Brent USEC Crk Yld
TYAHZ00u 23-Apr-12 130.08 130.05 Cabinda USEC Cok Yld
TYAIB00u 23-Apr-12 130.08 130.05 Cabinda USEC Crk Yld
TYAJZ00u 23-Apr-12 130.56 130.54 Ekofisk USEC Cok Yld
TYAKB00u 23-Apr-12 129.9 129.88 Ekofisk USEC Crk Yld
TYAKV00u 23-Apr-12 133.88 133.86 Forcados USEC Crk Yld
TYALN00u 23-Apr-12 133.56 133.53 Gulfaks USEC Cok Yld
TYALP00u 23-Apr-12 132.36 132.34 Gulfaks USEC Crk Yld
TYALR00u 23-Apr-12 130.42 130.39 Hibernia USEC Cok Yld
TYALT00u 23-Apr-12 129.92 129.89 Hibernia USEC Crk Yld
TYAPF00u 23-Apr-12 128.48 128.46 Mesa USEC Cok Yld
TYAPH00u 23-Apr-12 127.33 127.31 Mesa USEC Crk Yld
TYAQP00u 23-Apr-12 123.93 123.9 Oriente USEC Cok Yld
TYAQR00u 23-Apr-12 124.02 123.99 Oriente USEC Crk Yld
TYARJ00u 23-Apr-12 134.88 134.84 Rabi Bl USEC Cok Yld
TYARL00u 23-Apr-12 134.01 133.98 Rabi Bl USEC Crk Yld
TYARV00u 23-Apr-12 132.64 132.62 Soyo USEC Cok Yld
TYARX00u 23-Apr-12 131.74 131.71 Soyo USEC Crk Yld
TYASL00u 23-Apr-12 131.22 131.2 Statfjord USEC Cok Yld
TYASN00u 23-Apr-12 130.22 130.19 Statfjord USEC Crk Yld
TYATF00u 23-Apr-12 136.09 136.06 Troll USEC Cok Yld
TYATH00u 23-Apr-12 133.93 133.9 Troll USEC Crk Yld
TYAUM00u 23-Apr-12 134.76 134.72 Foinhaven USEC Cok Yld Dly
TYAUQ00u 23-Apr-12 133.73 133.7 Foinhaven USEC Crk Yld Dly
XNLC012h 18-Apr-12 104.25 104.26 NYMEX Globex Lt Swt Crude 12-Mo
XNLCJ13h 18-Apr-12 104.25 104.26 NYMEX Globex Lt Swt Crude Apr 20
XNNE022h 18-Apr-12 3.801 3.811 NYMEX HH Natgas 22-Mo Elect
XNNE022l 18-Apr-12 3.801 3.795 NYMEX HH Natgas 22-Mo Elect
XNNE096h 18-Apr-12 5.021 5.06 NYMEX HH Natgas 96-Mo Elect
XNNE096l 18-Apr-12 5.021 5.059 NYMEX HH Natgas 96-Mo Elect
XNNE096o 18-Apr-12 5.021 5.06 NYMEX HH Natgas 96-Mo Elect
XNNEG14h 18-Apr-12 3.801 3.811 NYMEX HH Natgas Feb 2014 Elect
XNNEG14l 18-Apr-12 3.801 3.795 NYMEX HH Natgas Feb 2014 Elect
XNNEJ20h 18-Apr-12 5.021 5.06 NYMEX HH Natgas Apr 2020 Elect
XNNEJ20l 18-Apr-12 5.021 5.059 NYMEX HH Natgas Apr 2020 Elect
XNNEJ20o 18-Apr-12 5.021 5.06 NYMEX HH Natgas Apr 2020 Elect
XNOH006h 18-Apr-12 3.1493 3.1396 NYMEX Globex Heating Oil 06-Mo E
XNOHV12h 18-Apr-12 3.1493 3.1396 NYMEX Globex Heating Oil Oct 201