Stephen Kalin has seen concerts during 18 years.

Year   Concerts Seen  
2016 1 concert
2015 2 concerts
2014 7 concerts
2013 6 concerts
1999 1 concert
1997 1 concert
1993 1 concert
1978 1 concert
1977 1 concert
1975 3 concerts
1973 4 concerts
1972 1 concert
1970 1 concert
1968 17 concerts
1967 3 concerts
1966 2 concerts
1965 1 concert
1961 1 concert