Subscriber note: Correcting Feb 6 US West Coast Crack Margins

US West Coast Crack Margins were corrected for prices effective February 6, 2013. Crack Margins effective February 6 should have read: ANS 21.220, Arab Berri 22.630, Arab Light 19.200, Basrah Light 19.940, Escalante 7.980, Kern River 22.180, Line 63 18.800, Minas 16.530, Mixed Light Sweet 43.800, Oriente 26.570, Thums 23.090. West Coast Crack Margins are published on PGA page MH0810, in the Latin American Wire, and in the Platts database, under the following codes: ANS TNAADMR, Arab Berri TNAATMR, Arab Light TNACXMR, Basrah Light TNAGLMR, Escalante TNAKNMR, Kern River TNAMVMR, Line 63 TNANXMR, Minas TNATCMR, Mixed Light Sweet TNARDMR, Oriente TNAQVMR, Thums TNASZMR.