Dan51 has seen concerts during 13 years.

Year   Concerts Seen  
2015 1 concert
2013 2 concerts
2012 2 concerts
2011 4 concerts
2010 2 concerts
2004 1 concert
1997 1 concert
1995 1 concert
1974 1 concert
1973 2 concerts
1972 2 concerts
1969 1 concert
1968 1 concert