Number of live performances per year
| 2010 | 5 |
| 2009 | 3 |
| 2008 | 4 |
| 2006 | 22 |
| 2005 | 15 |
| 2004 | 15 |
| 2003 | 22 |
| 2002 | 25 |
| 2001 | 29 |
| 2000 | 27 |
| 1999 | 61 |
| 1998 | 18 |
| 1997 | 36 |
| 1996 | 38 |
| 1995 | 86 |
| 1994 | 41 |
| 1993 | 36 |
| 1992 | 30 |
| 1991 | 50 |
| 1990 | 48 |
| 1989 | 64 |
| 1988 | 19 |
| 1987 | 1 |
| 1986 | 6 |
| 1984 | 17 |
| 1981 | 36 |
| 1980 | 1 |
| 1978 | 89 |
| 1976 | 18 |
| 1975 | 3 |
| 1974 | 2 |
| 1971 | 1 |
| 1969 | 1 |
| 1966 | 20 |
| 1965 | 11 |
| 1964 | 8 |