Vastar Resources, Inc.		Summary Page List of Leases

Year	Oil			Gas
	Production (bbls)	Wells	Cumulative (bbls)	Production (mcf)	Wells	Cumulative (mcf)
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1957	-	-	0	-	8	9,752,867
1958	-	-	0	814,096	10	10,566,963
1959	-	-	0	1,224,363	10	11,791,326
1960	-	-	0	1,257,215	10	13,048,541
1961	-	-	0	1,352,805	10	14,401,346
1962	-	-	0	1,287,351	10	15,688,697
1963	-	-	0	1,826,386	10	17,515,083
1964	-	-	0	1,236,221	10	18,751,304
1965	-	-	0	1,342,055	10	20,093,359
1966	-	-	0	1,461,156	10	21,554,515
1967	-	-	0	1,906,098	10	23,460,613
1968	-	-	0	1,483,045	10	24,943,658
1969	-	-	0	2,125,535	10	27,069,193
1970	-	-	0	1,802,138	11	28,871,331
1971	-	-	0	834,420	3	29,705,751
1972	-	-	0	657,587	3	30,363,338
1973	-	-	0	595,960	3	30,959,298
1974	-	-	0	631,550	3	31,590,848
1975	-	-	0	566,373	3	32,157,221
1976	-	-	0	687,542	3	32,844,763
1977	-	-	0	701,882	3	33,546,645
1978	-	-	0	548,156	3	34,094,801
1979	-	-	0	374,229	3	34,469,030
1980	-	-	0	200,583	3	34,669,613
1981	-	-	0	227,984	3	34,897,597
1982	-	-	0	235,840	3	35,133,437
1983	-	-	0	245,992	3	35,379,429
1984	-	-	0	366,312	3	35,745,741
1985	-	-	0	210,653	3	35,956,394
1986	-	-	0	117,567	3	36,073,961
1987	-	-	0	149,806	3	36,223,767
1988	-	-	0	435,674	3	36,659,441
1989	-	-	0	321,633	3	36,981,074
1990	-	-	0	408,306	5	37,389,380
1991	-	-	0	657,464	6	38,046,844
1992	-	-	0	494,439	6	38,541,283
1993	-	-	0	355,149	6	38,896,432
1994	-	-	0	521,030	6	39,417,462
1995	-	-	0	465,156	6	39,882,618
1996	322,365	15	322,365	12,657,901	196	52,540,519
1997	287,780	9	610,145	12,086,855	198	64,627,374
1998	181,255	11	791,400	9,759,921	195	74,387,295
1999	105,911	7	897,311	9,168,797	194	83,556,092
2000	78,331	7	975,642	7,940,555	199	91,496,647
2001	44,275	7	1,019,917	6,061,042	199	97,557,689
2002	26,826	6	1,046,743	4,481,411	118	102,039,100
2003	13,802	6	1,060,545	1,307,044	115	103,346,144
2004	-	-	1,060,545	419,895	13	103,766,039
2005	-	-	1,060,545	344,420	13	104,110,459
2006	-	-	1,060,545	306,337	12	104,416,796
2007	-	-	1,060,545	142,989	7	104,559,785
2008	-	-	1,060,545	142,402	7	104,702,187
2009	-	-	1,060,545	117,626	6	104,819,813
2010	-	-	1,060,545	117,398	7	104,937,211
2011	-	-	1,060,545	115,452	7	105,052,663
2012	-	-	1,060,545	57,714	6	105,110,377
2013	-	-	1,060,545	45,038	2	105,155,415
2014	-	-	1,060,545	40,675	2	105,196,090
2015	-	-	1,060,545	39,146	2	105,235,236
2016	-	-	1,060,545	35,969	2	105,271,205
2017	-	-	1,060,545	35,322	2	105,306,527
2018	-	-	1,060,545	30,721	2	105,337,248
2019	-	-	1,060,545	29,601	2	105,366,849
2020	-	-	1,060,545	25,425	2	105,392,274
2021	-	-	1,060,545	14,794	1	105,407,068
2022	-	-	1,060,545	14,203	1	105,421,271
2023	-	-	1,060,545	13,779	1	105,435,050

Updated through 12-2023.