Marden Producing Company		Summary Page List of Leases

Year	Oil			Gas
	Production (bbls)	Wells	Cumulative (bbls)	Production (mcf)	Wells	Cumulative (mcf)
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1959	-	-	0	-	1	80,070
1960	-	-	0	68,553	1	148,623
1961	-	-	0	97,707	1	246,330
1962	-	-	0	87,893	1	334,223
1963	-	-	0	88,024	1	422,247
1964	-	-	0	70,961	1	493,208
1965	-	-	0	45,636	1	538,844
1966	-	-	0	71,787	1	610,631
1967	-	-	0	33,709	1	644,340
1968	-	-	0	68,429	1	712,769
1969	-	-	0	46,470	1	759,239
1970	-	-	0	59,913	1	819,152
1971	-	-	0	-	-	819,152
1972	-	-	0	-	-	819,152
1973	-	-	0	-	-	819,152
1974	-	-	0	-	-	819,152
1975	-	-	0	-	-	819,152
1976	-	-	0	-	-	819,152
1977	-	-	0	-	-	819,152
1978	-	-	0	-	-	819,152
1979	-	-	0	-	-	819,152
1980	-	-	0	-	-	819,152
1981	-	-	0	-	-	819,152
1982	-	-	0	-	-	819,152
1983	-	-	0	-	-	819,152
1984	-	-	0	-	-	819,152
1985	-	-	0	-	-	819,152
1986	-	-	0	-	-	819,152
1987	-	-	0	-	-	819,152
1988	-	-	0	-	-	819,152
1989	-	-	0	-	-	819,152
1990	-	-	0	-	-	819,152
1991	-	-	0	-	-	819,152
1992	-	-	0	-	-	819,152
1993	-	-	0	-	-	819,152
1994	-	-	0	-	-	819,152
1995	-	-	0	-	-	819,152
1996	-	-	0	101,272	7	920,424
1997	-	-	0	50,184	3	970,608
1998	-	-	0	45,231	3	1,015,839
1999	-	-	0	88,561	6	1,104,400
2000	-	-	0	86,278	6	1,190,678
2001	-	-	0	88,925	6	1,279,603
2002	-	-	0	62,078	6	1,341,681
2003	-	-	0	77,562	6	1,419,243
2004	-	-	0	75,023	6	1,494,266
2005	-	-	0	68,739	6	1,563,005
2006	-	-	0	67,136	6	1,630,141
2007	-	-	0	57,553	6	1,687,694
2008	-	-	0	49,396	6	1,737,090
2009	-	-	0	57,734	6	1,794,824
2010	-	-	0	15,266	2	1,810,090
2011	-	-	0	18,284	2	1,828,374
2012	-	-	0	11,638	1	1,840,012
2013	-	-	0	6,747	1	1,846,759
2014	-	-	0	14,840	1	1,861,599
2015	-	-	0	7,296	1	1,868,895
2016	-	-	0	-	-	1,868,895
2017	-	-	0	-	-	1,868,895
2018	-	-	0	-	-	1,868,895
2019	-	-	0	-	-	1,868,895
2020	-	-	0	2,506	1	1,871,401
2021	-	-	0	5,059	1	1,876,460
2022	-	-	0	12,945	1	1,889,405
2023	-	-	0	15,817	1	1,905,222

Updated through 12-2023.