Zenith Drilling Corporation		Summary Page List of Leases

Year	Oil			Gas
	Production (bbls)	Wells	Cumulative (bbls)	Production (mcf)	Wells	Cumulative (mcf)
1991	-	-	0	-	1	7,330
1992	26	1	26	10,181	1	17,511
1993	-	-	26	10,655	1	28,166
1994	-	-	26	9,459	1	37,625
1995	-	-	26	6,056	1	43,681
1996	115,846	98	115,872	182,670	26	226,351
1997	102,191	97	218,063	176,646	25	402,997
1998	96,020	96	314,083	200,558	26	603,555
1999	92,569	92	406,652	164,353	26	767,908
2000	82,743	91	489,395	136,426	25	904,334
2001	78,006	81	567,401	126,721	25	1,031,055
2002	78,036	81	645,437	145,073	21	1,176,128
2003	76,055	76	721,492	140,418	20	1,316,546
2004	71,812	73	793,304	102,127	20	1,418,673
2005	70,103	72	863,407	87,028	18	1,505,701
2006	58,318	66	921,725	80,527	18	1,586,228
2007	54,471	69	976,196	72,093	14	1,658,321
2008	53,548	63	1,029,744	56,064	14	1,714,385
2009	49,284	63	1,079,028	70,832	14	1,785,217
2010	51,535	62	1,130,563	65,144	13	1,850,361
2011	50,936	61	1,181,499	76,956	14	1,927,317
2012	48,785	61	1,230,284	71,488	13	1,998,805
2013	38,618	53	1,268,902	61,246	12	2,060,051
2014	23,316	29	1,292,218	61,902	12	2,121,953
2015	26,461	20	1,318,679	63,515	12	2,185,468
2016	28,624	19	1,347,303	61,239	12	2,246,707
2017	27,314	18	1,374,617	47,535	12	2,294,242
2018	24,337	17	1,398,954	40,381	9	2,334,623
2019	25,685	19	1,424,639	31,733	7	2,366,356
2020	11,850	18	1,436,489	35,333	7	2,401,689
2021	26,263	17	1,462,752	28,848	7	2,430,537
2022	22,381	17	1,485,133	20,350	5	2,450,887
2023	23,920	18	1,509,053	22,886	4	2,473,773
2024	18,222	16	1,527,275	16,982	4	2,490,755

Updated through 9-2024.