Joe U has seen concerts during 13 years.

Year   Concerts Seen  
2013 1 concert
2012 1 concert
2010 2 concerts
2009 1 concert
2006 1 concert
2000 1 concert
1997 2 concerts
1994 5 concerts
1987 3 concerts
1985 1 concert
1984 1 concert
1983 2 concerts
1979 2 concerts