Corrections for February 1, 2011

The following corrections were made on February 1, 2011

Symbol Assessment Date Original Assessment New Assessment Description
AACUA00c 31-Jan-11 108.95 108.89 Gsl .25% Arab Gulf Cargo FOB
AACUA00h 31-Jan-11 108.97 108.91 Gsl .25% Arab Gulf Cargo FOB
AACUA00l 31-Jan-11 108.93 108.87 Gsl .25% Arab Gulf Cargo FOB
AAEUQ01c 01-Jan-11 92.69 92.83 OPEC Basket YTD MovAvg
AAEUQ03c 01-Jan-11 92.69 92.83 OPEC Basket MTD MovAvg
AAFEZ00c 31-Jan-11 110.95 110.89 AG Gasoil .05% Crgo
AAFEZ00h 31-Jan-11 110.97 110.91 AG Gasoil .05% Crgo
AAFEZ00l 31-Jan-11 110.93 110.87 AG Gasoil .05% Crgo
AAIBN00c 31-Jan-11 1231.5 1220 Benzene Phy Fwd CIF ARA Q1
AAIBN00h 31-Jan-11 1232 1220.5 Benzene Phy Fwd CIF ARA Q1
AAIBN00l 31-Jan-11 1231 1219.5 Benzene Phy Fwd CIF ARA Q1
AAIBO00c 01-Jan-11 1197.63 1197.05 Benzene Phy Fwd CIF ARA Q1 MA
AAIBO00h 01-Jan-11 1198.13 1197.55 Benzene Phy Fwd CIF ARA Q1 MA
AAIBO00l 01-Jan-11 1197.13 1196.55 Benzene Phy Fwd CIF ARA Q1 MA
AAIBP00c 31-Jan-11 1216.5 1205 Benzene Phy Fwd CIF ARA Q2
AAIBP00h 31-Jan-11 1217 1205.5 Benzene Phy Fwd CIF ARA Q2
AAIBP00l 31-Jan-11 1216 1204.5 Benzene Phy Fwd CIF ARA Q2
AAIBQ00c 01-Jan-11 1187.38 1186.8 Benzene Phy Fwd CIF ARA Q2 MA
AAIBQ00h 01-Jan-11 1187.88 1187.3 Benzene Phy Fwd CIF ARA Q2 MA
AAIBQ00l 01-Jan-11 1186.88 1186.3 Benzene Phy Fwd CIF ARA Q2 MA
AAKBT00c 31-Jan-11 108.68 108.62 Gasoil LR2 FOB Arab Gulf
AAKBT00h 31-Jan-11 108.7 108.64 Gasoil LR2 FOB Arab Gulf
AAKBT00l 31-Jan-11 108.66 108.6 Gasoil LR2 FOB Arab Gulf
AALBB00u 01-Feb-11 84.5 82.75 Eugene Is Sour Onshore LA Plains
AASGJ00c 31-Jan-11 111.95 111.89 GO 50 PPM FOB AG
AASGJ00h 31-Jan-11 111.97 111.91 GO 50 PPM FOB AG
AASGJ00l 31-Jan-11 111.93 111.87 GO 50 PPM FOB AG
BGBCZ00u 31-Jan-11 21 16 Westcoast Stn 2 TDt DlCt
BGBCZ21u 01-Feb-11 21 16 Westcoast Stn 2 FDt DlCt
DU141CCu 31-Jan-11 275.84 275.5 DTN ULSD Minn/StPaul MN Hartland
IGBCZ00h 31-Jan-11 3.65 3.47 Westcoast Stn 2 TDt Com
IGBCZ00l 31-Jan-11 3.47 3.45 Westcoast Stn 2 TDt Com
IGBCZ00u 31-Jan-11 3.56 3.455 Westcoast Stn 2 TDt Com
IGBCZ00w 31-Jan-11 191 127 Westcoast Stn 2 TDt Com
IGBCZ20h 31-Jan-11 3.78 3.47 Westcoast Stn 2 TDt Abs
IGBCZ21h 01-Feb-11 3.65 3.47 Westcoast Stn 2 FDt Com
IGBCZ21l 01-Feb-11 3.47 3.45 Westcoast Stn 2 FDt Com
IGBCZ21u 01-Feb-11 3.56 3.455 Westcoast Stn 2 FDt Com
IGBCZ21w 01-Feb-11 191 127 Westcoast Stn 2 FDt Com
IGBCZ22h 01-Feb-11 3.78 3.47 Westcoast Stn 2 FDt Abs
PCAEJ00h 01-Feb-11 86.77 81.6 Par Cond Crude 1Mo DA USD/Bbl
PCAEJ00l 01-Feb-11 86.45 81.28 Par Cond Crude 1Mo DA USD/Bbl
PCAEZ00h 01-Feb-11 541.5 509.25 Par Condensate 1st Mo C$/CM
PCAEZ00l 01-Feb-11 539.5 507.25 Par Condensate 1st Mo C$/CM
PCAII00h 01-Feb-11 525 497.5 Lt/Sr Cromer Canada 1stMo C$/CM
PCAII00l 01-Feb-11 523 495.5 Lt/Sr Cromer Canada 1stMo C$/CM
PCAIK00h 01-Feb-11 84.13 79.72 Lt/Sr Cromer Canada 1stMo
PCAIK00l 01-Feb-11 83.81 79.4 Lt/Sr Cromer Canada 1stMo
PCAIM00h 01-Feb-11 517.33 481 Koch Sr Edmonton Can C$/CM
PCAIM00l 01-Feb-11 515.33 479 Koch Sr Edmonton Can C$/CM
PCAIO00h 01-Feb-11 82.9 77.08 Sour Edmonton 1Mo US$/Bbl
PCAIO00l 01-Feb-11 82.58 76.76 Sour Edmonton 1Mo US$/Bbl
PCAIQ00h 01-Feb-11 493.67 456.33 Midale Cromer Canada 1stMo C$/CM
PCAIQ00l 01-Feb-11 491.67 454.33 Midale Cromer Canada 1stMo C$/CM
PCAIS00h 01-Feb-11 79.11 73.12 Midale Cromer Canada 1st Mo
PCAIS00l 01-Feb-11 78.79 72.8 Midale Cromer Canada 1st Mo
POAAT00c 31-Jan-11 108.45 108.39 GasOil FOB Arab Gulf
POAAT00h 31-Jan-11 108.47 108.41 GasOil FOB Arab Gulf
POAAT00l 31-Jan-11 108.43 108.37 GasOil FOB Arab Gulf
POABC00c 31-Jan-11 110.72 110.66 GasOil 0.5 S'Pore Crgo
POABC00h 31-Jan-11 110.74 110.68 GasOil 0.5 S'Pore Crgo
POABC00l 31-Jan-11 110.7 110.64 GasOil 0.5 S'Pore Crgo
POAIC00c 31-Jan-11 -.59 -.65 Gasoil .5 S'Pore FOB Spd V Mops
POAIC00h 31-Jan-11 -.57 -.63 Gasoil .5 S'Pore FOB Spd V Mops
POAIC00l 31-Jan-11 -.61 -.67 Gasoil .5 S'Pore FOB Spd V Mops
PSAMO09u 01-Feb-11 87.5 85.75 Lt LA Swt (LLS) Onshore LA Plain
PSAMQ09u 01-Feb-11 85.5 85.75 Lt LA Swt (LLS) Onshore LA Shell
PSANV09u 01-Feb-11 89 87.25 Central OK Swt OK Plains
PSAPL09u 01-Feb-11 81 79.25 KS Com KS Plains
PSUS079u 01-Feb-11 77.55 75.8 DJ Area CO Plains
PSUS082u 01-Feb-11 82.5 80.75 SE CO CO Plains
PSUS085u 01-Feb-11 75.08 73.33 W CO CO Plains
PSUS086u 01-Feb-11 89 87.25 Dom Swt Cushing OK Plains
PSUS092u 01-Feb-11 88.5 86.75 E TX Area TX Plains
PSUS095u 01-Feb-11 88.5 86.75 E TX Field TX Plains
PSUS097u 01-Feb-11 84 82.25 E TX Lt Sour TX Plains
PSUS105u 01-Feb-11 82 80.25 Giddings Upper GC TX Plains
PSUS108u 01-Feb-11 84.25 82.5 IL Swt IL Plains
PSUS109u 01-Feb-11 84.25 82.5 IN Swt IN Plains
PSUS114u 01-Feb-11 81.5 79.75 NW KS Swt KS Plains
PSUS118u 01-Feb-11 81.75 80 Central KS Swt KS Plains
PSUS119u 01-Feb-11 79.75 78 E KS Com KS Plains
PSUS122u 01-Feb-11 81.35 79.6 SW KS KS Plains
PSUS126u 01-Feb-11 88.75 87 Central LA LCT LA Plains
PSUS127u 01-Feb-11 88.5 86.75 Central LA Swt LA Plains
PSUS128u 01-Feb-11 87.75 86 N LA Cond LA Plains
PSUS129u 01-Feb-11 89.25 87.5 N LA LCT CT Plains
PSUS130u 01-Feb-11 83.5 81.75 N LA S AR Sour LA Plains
PSUS131u 01-Feb-11 88.25 86.5 N LA Swt LA Plains
PSUS134u 01-Feb-11 89 87.25 Eagle Ford TX Plains
PSUS135u 01-Feb-11 89 87.25 Eagle Ford Lt TX Plains
PSUS136u 01-Feb-11 88 86.25 Eagle Ford Cond TX Plains
PSUS137u 01-Feb-11 89 87.25 S TX Swt TX Plains
PSUS142u 01-Feb-11 81.25 79.5 MS Lt Sour MS Plains
PSUS143u 01-Feb-11 87.5 85.75 MS Lt Swt MS Plains
PSUS154u 01-Feb-11 66.53 64.78 WilBasin Sour ND Plains
PSUS159u 01-Feb-11 79 77.25 NE Int NE Plains
PSUS161u 01-Feb-11 77.55 75.8 W NE Swt NE Plains
PSUS168u 01-Feb-11 89 87.25 NM Int NM Plains
PSUS169u 01-Feb-11 83 81.25 N TX Cooke Sour TX Plains
PSUS170u 01-Feb-11 89 87.25 N TX Cooke Swt TX Plains
PSUS173u 01-Feb-11 89 87.25 N TX Swt TX Plains
PSUS207u 01-Feb-11 81.75 80 S TX Hvy TX Plains
PSUS212u 01-Feb-11 82 80.25 S TX Lt Swt TX Plains
PSUS217u 01-Feb-11 76.5 74.75 S TX Sour TX Plains
PSUS225u 01-Feb-11 88.5 86.75 TX Panhandle TX Plains
PSUS230u 01-Feb-11 82 80.25 TX Upper GC TX Plains
PSUS233u 01-Feb-11 77.2 75.45 UT Blk Wax UT Plains
PSUS235u 01-Feb-11 89 87.25 W Ctl TX Int TX Plains
PSUS268u 01-Feb-11 79.58 77.83 SW WY WY Plains
XNLC046l 28-Jan-11 9615 9522 NYMEX Globex Lt Swt Crude 46-Mo
XNLC070l 28-Jan-11 9579 9578 NYMEX Globex Lt Swt Crude 70-Mo
XNLC082l 28-Jan-11 9666 9660 NYMEX Globex Lt Swt Crude 82-Mo
XNLCZ14l 28-Jan-11 9615 9522 NYMEX Globex Lt Swt Crude Dec 20
XNLCZ16l 28-Jan-11 9579 9578 NYMEX Globex Lt Swt Crude Dec 20
XNLCZ17l 28-Jan-11 9666 9660 NYMEX Globex Lt Swt Crude Dec 20
XNNE009h 28-Jan-11 4720 4727 NYMEX HH Natgas 09-Mo Elect
XNNE010h 28-Jan-11 4946 4952 NYMEX HH Natgas 10-Mo Elect
XNNE011h 28-Jan-11 5068 5072 NYMEX HH Natgas 11-Mo Elect
XNNE012h 28-Jan-11 5037 5047 NYMEX HH Natgas 12-Mo Elect
XNNE013h 28-Jan-11 4960 4961 NYMEX HH Natgas 13-Mo Elect
XNNE014h 28-Jan-11 4770 4778 NYMEX HH Natgas 14-Mo Elect
XNNE015h 28-Jan-11 4760 4781 NYMEX HH Natgas 15-Mo Elect
XNNE016h 28-Jan-11 4790 4802 NYMEX HH Natgas 16-Mo Elect
XNNE018h 28-Jan-11 4855 4860 NYMEX HH Natgas 18-Mo Elect
XNNE020h 28-Jan-11 4928 4938 NYMEX HH Natgas 20-Mo Elect
XNNEF12h 28-Jan-11 5068 5072 NYMEX HH Natgas Jan 2012 Elect
XNNEG12h 28-Jan-11 5037 5047 NYMEX HH Natgas Feb 2012 Elect
XNNEH12h 28-Jan-11 4960 4961 NYMEX HH Natgas Mar 2012 Elect
XNNEJ12h 28-Jan-11 4770 4778 NYMEX HH Natgas Apr 2012 Elect
XNNEK12h 28-Jan-11 4760 4781 NYMEX HH Natgas May 2012 Elect
XNNEM12h 28-Jan-11 4790 4802 NYMEX HH Natgas Jun 2012 Elect
XNNEQ12h 28-Jan-11 4855 4860 NYMEX HH Natgas Aug 2012 Elect
XNNEV12h 28-Jan-11 4928 4938 NYMEX HH Natgas Oct 2012 Elect
XNNEX11h 28-Jan-11 4720 4727 NYMEX HH Natgas Nov 2011 Elect
XNNEZ11h 28-Jan-11 4946 4952 NYMEX HH Natgas Dec 2011 Elect
XNOH001h 28-Jan-11 27031 27033 NYMEX Globex Heating Oil 01-Mo E
XNOHG11h 28-Jan-11 27031 27033 NYMEX Globex Heating Oil Feb 201
XNRE009l 28-Jan-11 24307 24306 NYMEX RBOB 09-Mo Elect
XNREV11l 28-Jan-11 24307 24306 NYMEX RBOB Oct 2011 Elect