Mjacobs has seen concerts during 28 years.

Year   Concerts Seen  
2024 3 concerts
2023 6 concerts
2022 9 concerts
2021 2 concerts
2020 2 concerts
2019 2 concerts
2018 1 concert
2017 3 concerts
2015 3 concerts
2014 1 concert
2012 2 concerts
2011 3 concerts
2010 1 concert
2009 2 concerts
2008 2 concerts
2006 1 concert
2005 1 concert
2001 1 concert
1994 1 concert
1990 1 concert
1976 2 concerts
1975 1 concert
1974 6 concerts
1973 5 concerts
1972 6 concerts
1971 7 concerts
1970 2 concerts
1969 3 concerts