The following table shows forward P/E multiples and their key value drivers for top Oil & Gas firms listed on U.S. stock exchanges.

The following table shows forward P/E multiples and their key value drivers for top Oil & Gas firms listed on U.S. stock exchanges. Num. Company Earnings growth Equity beta Mcap ($B) P/E Pbf Energy Inc -8% 1.41 2.18 7.95 Western Refining Inc 2% 1.84 3.63 9.61 Northern Tier Energy 5% 1.26 2.05 6.92 ONAUAWNE Cvr Refining 7% 1.15 2.48 5.20 Ecopetrol Sa 7% 0.87 35.20 7.85 Tesoro Corp 10% 2.05 9.29 11.30 Petrochina Co Ltd 11% 1.17 203.08 10.15 Nustar Energy 12% 1.20 4.50 23.10 Phillips 66 12% 1.52 39.18 10.26 10 Alon Usa Partners 16% 0.70 0.81 5.02 11 Royal Dutch Shell Plc 17% 1.20 211.28 10.80 12 Exxon Mobil Corp 17% 0.86 388.38 15.99 13 Marathon Petroleum Corp 17% 2.29 24.73 21.85 14 Bp Plc 18% 1.44 115.63 11.15 15 Statoil Asa 18% 1.22 55.97 10.67 16 Hollyfrontier Corp 20% 1.49 7.35 11.82 17 China Petroleum & Chem Corp 22% 0.81 95.82 9.93 18 Petroleo Brasileiro Sa 24% 2.09 47.61 4.90 19 Total Sa 27% 1.20 116.53 11.35 20 Chevron Corp 30% 1.09 210.86 15.14 21 Delek Us Holdings Inc 34% 2.14 1.56 11.46 22 Cvr Energy Inc 44% 1.65 3.36 14.18 23 Alon Usa Energy Inc 47% 1.62 0.88 12.54 24 Hess Corp 61% 1.75 21.10 35.66 Average (excl. Northern Tier) 20% 1.42 69.63 12.52