Eastern Basin Pro-Forma Performance * Assumes 19,000 acre field development with 160 acre spacing Mo. 1 Mo. 2 Mo. 3 Mo. 4 Mo. 5 Mo. 6 Mo. 7 Mo. 8 Mo. 9 Mo. 10 Mo. 11 Mo. 12 Mo. 13 Mo. 14 Mo. 15 Mo. 16 AVG. Production (MCF) 1,132 3,472 5,832 10,790 13,235 16,748 20,054 22,687 26,899 29,357 34,689 40,530 42,008 52,708 57,411 66,167 27,732 Daily Production (MCFPD) 37 114 192 355 435 551 660 746 885 966 1,141 1,333 1,382 1,734 1,889 2,177 912 NYMEX HH ($/MMBTU) 7.65 $ 7.65 $ 7.65 $ 7.65 $ 7.65 $ 7.65 $ 7.65 $ 7.65 $ 7.65 $ 7.65 $ 7.65 $ 7.65 $ 8.32 $ 8.32 $ 8.32 $ 8.32 $ 7.82 $ Differential (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) (0.25) Revenues 8,373 $ 25,693 $ 43,157 $ 79,846 $ 97,939 $ 123,935 $ 148,400 $ 167,884 $ 199,053 $ 217,242 $ 256,699 $ 299,922 $ 339,005 $ 425,354 $ 463,307 $ 533,968 $ 209,865 $ Operating Costs 6,512 10,516 14,177 16,892 20,457 24,806 28,897 32,386 37,061 40,270 46,764 54,786 59,190 70,367 77,052 86,608 39,171 Operating Cash Flow 1,861 $ 15,177 $ 28,980 $ 62,954 $ 77,482 $ 99,129 $ 119,503 $ 135,498 $ 161,992 $ 176,972 $ 209,935 $ 245,136 $ 279,815 $ 354,987 $ 386,255 $ 447,360 $ 170,694 $ Typical Eastern Basin Field Lease Operating Statement* YEAR 1 YEAR 2 $- $1.00 $2.00 $3.00 $4.00 $5.00 $6.00 $7.00 $8.00 $9.00 Mo. 1 Mo. 2 Mo. 3 Mo. 4 Mo. 5 Mo. 6 Mo. 7 Mo. 8 Mo. 9 Mo. 10 Mo. 11 Mo. 12 Mo. 13 Mo. 14 Mo. 15 Mo. 16 Netback Opex $- $50,000 $100,000 $150,000 $200,000 $250,000 $300,000 $350,000 $400,000 $450,000 $500,000 Mo. 1 Mo. 2 Mo. 3 Mo. 4 Mo. 5 Mo. 6 Mo. 7 Mo. 8 Mo. 9 Mo. 10 Mo. 11 Mo. 12 Mo. 13 Mo. 14 Mo. 15 Mo. 16 Operating Cash Flow |