John Williams has seen concerts during 31 years.

Year   Concerts Seen  
2024 1 concert
2023 4 concerts
2022 9 concerts
2020 3 concerts
2019 6 concerts
2018 3 concerts
2017 8 concerts
2016 8 concerts
2015 8 concerts
2014 8 concerts
2013 5 concerts
2012 4 concerts
2011 4 concerts
2010 3 concerts
2009 3 concerts
2008 1 concert
2007 1 concert
1997 4 concerts
1993 1 concert
1992 3 concerts
1991 1 concert
1990 2 concerts
1988 1 concert
1987 3 concerts
1985 5 concerts
1984 3 concerts
1983 7 concerts
1982 22 concerts
1981 19 concerts
1980 9 concerts
1979 3 concerts