Number of live performances per year
| 2019 | 38 |
| 2018 | 84 |
| 2017 | 81 |
| 2016 | 71 |
| 2015 | 81 |
| 2014 | 84 |
| 2013 | 42 |
| 2012 | 80 |
| 2011 | 29 |
| 2010 | 12 |
| 2009 | 32 |
| 2008 | 36 |
| 2007 | 31 |
| 2003 | 6 |
| 2002 | 86 |
| 2001 | 103 |
| 2000 | 89 |
| 1999 | 64 |
| 1998 | 66 |
| 1996 | 2 |
| 1994 | 6 |
| 1993 | 1 |
| 1992 | 51 |
| 1991 | 38 |
| 1990 | 60 |
| 1989 | 16 |
| 1988 | 15 |
| 1987 | 9 |
| 1986 | 56 |
| 1985 | 1 |
| 1984 | 22 |
| 1982 | 1 |
| 1981 | 54 |
| 1980 | 19 |
| 1978 | 112 |
| 1976 | 18 |
| 1975 | 15 |
| 1974 | 14 |
| 1971 | 2 |
| 1964 | 1 |
| 1963 | 8 |
| 1962 | 2 |