Lee County Historic Gas Production (MMCF)
| Year | Total | CONV | CBM |
| TOTAL | 2,358.37 | 2,358.37 | - |
| 2008 | 258.34 | 258.34 | - |
| 2007 | 224.86 | 224.86 | - |
| 2006 | 230.32 | 230.32 | - |
| 2005 | 207.73 | 207.73 | - |
| 2004 | 281.74 | 281.74 | - |
| 2003 | 404.21 | 404.21 | - |
| 2002 | 484.92 | 484.92 | - |
| 2001 | 123.44 | 123.44 | - |
| 2000 | 102.32 | 102.32 | - |
| 1999 | 30.55 | 30.55 | - |
| 1998 | 3.58 | 3.58 | - |
| 1997 | 2.64 | 2.64 | - |
| 1996 | 3.14 | 3.14 | - |
| 1995 | 0.58 | 0.58 | - |
| 1994 | - | - | - |
| 1993 | - | - | - |
| 1992 | - | - | - |
| 1991 | - | - | - |
| 1990 | - | - | - |
| 1989 | - | - | - |
| 1988 | - | - | - |
| 1987 | - | - | - |
| 1986 | - | - | - |
| 1985 | - | - | - |
| 1984 | - | - | - |
| 1983 | - | - | - |
| 1982 | - | - | - |
| 1981 | - | - | - |
| 1980 | - | - | - |
| 1979 | - | - | - |
| 1978 | - | - | - |
| 1977 | - | - | - |
| 1976 | - | - | - |
| 1975 | - | - | - |
| 1974 | - | - | - |
| 1973 | - | - | - |
| 1972 | - | - | - |
| 1971 | - | - | - |
| 1970 | - | - | - |
| 1969 | - | - | - |
| 1968 | - | - | - |
| 1967 | - | - | - |
| 1966 | - | - | - |
| 1965 | - | - | - |
| 1964 | - | - | - |
| 1963 | - | - | - |
| 1962 | - | - | - |
| 1961 | - | - | - |
| 1960 | - | - | - |
| 1959 | - | - | - |
| 1958 | - | - | - |
| 1957 | - | - | - |
| 1956 | - | - | - |
| 1955 | - | - | - |
| 1954 | - | - | - |
| 1953 | - | - | - |
| 1952 | - | - | - |
| 1951 | - | - | - |
| 1950 | - | - | - |
| 1949 | - | - | - |
| 1948 | - | - | - |
| 1947 | - | - | - |