John Oreovicz has seen concerts during 19 years.

Year   Concerts Seen  
2024 1 concert
2023 2 concerts
2022 1 concert
2016 2 concerts
2015 3 concerts
2006 5 concerts
1999 1 concert
1994 9 concerts
1993 4 concerts
1992 3 concerts
1991 4 concerts
1990 2 concerts
1988 2 concerts
1987 1 concert
1986 1 concert
1984 2 concerts
1982 2 concerts
1981 1 concert
1980 2 concerts