Number of live performances per year
| 2018 | 40 |
| 2017 | 83 |
| 2016 | 28 |
| 2015 | 5 |
| 2014 | 6 |
| 2013 | 4 |
| 2012 | 28 |
| 2011 | 31 |
| 2010 | 24 |
| 2009 | 13 |
| 2008 | 17 |
| 2007 | 13 |
| 2006 | 15 |
| 2005 | 11 |
| 2004 | 9 |
| 2003 | 11 |
| 2002 | 10 |
| 2001 | 51 |
| 2000 | 42 |
| 1999 | 19 |
| 1998 | 15 |
| 1997 | 1 |
| 1996 | 7 |
| 1995 | 9 |
| 1994 | 6 |
| 1993 | 9 |
| 1992 | 14 |
| 1991 | 13 |
| 1990 | 28 |
| 1987 | 3 |
| 1984 | 1 |
| 1974 | 1 |
| 1966 | 21 |
| 1965 | 6 |