Oklahoma "Chaseable" tornado stats

These statistics remove F0 tornadoes less than one-half mile, and tornadoes that occurred between 2100 and 0800 Local Standard Time.
Year Tornadoes Days
Avg 34.8 10.3
90s Avg 30.4 12.1
1999 92 18
1998 50 9
1997 19 7
1996 23 9
1995 29 14
1994 15 8
1993 23 11
1992 35 9
1991 43 14
1990 19 4
1989 8 6
1988 12 10
1987 14 6
1986 27 13
1985 14 11
1984 22 10
1983 36 15
1982 55 20
1981 57 18
1980 14 10
1979 32 17
1978 19 8
1977 44 15
1976 20 10
1975 25 11
1974 37 15
1973 56 24
1972 15 9
1971 25 17
1970 31 14