Steven Mueller has seen concerts during 19 years.

Year   Concerts Seen  
2004 1 concert
1993 3 concerts
1992 2 concerts
1989 2 concerts
1988 2 concerts
1987 1 concert
1986 1 concert
1985 1 concert
1983 1 concert
1982 2 concerts
1981 3 concerts
1980 1 concert
1979 2 concerts
1978 4 concerts
1977 7 concerts
1976 1 concert
1975 2 concerts
1972 1 concert
1971 5 concerts