| Années | Nombres d'actes |
|---|---|
| 1966 | 1 |
| ... | |
| 3 années | |
| ... | |
| 1970 | 1 |
| 1971 | 35 |
| 1972 | 54 |
| 1973 | 53 |
| 1974 | 57 |
| 1975 | 46 |
| 1976 | 66 |
| 1977 | 62 |
| 1978 | 88 |
| 1979 | 84 |
| 1980 | 102 |
| 1981 | 108 |
| 1982 | 96 |
| 1983 | 98 |
| 1984 | 90 |
| 1985 | 94 |
| 1986 | 98 |
| 1987 | 98 |
| 1988 | 92 |
| 1989 | 118 |
| 1990 | 118 |
| 1991 | 109 |
| 1992 | 119 |
| 1993 | 168 |
| 1994 | 163 |
| 1995 | 143 |
| 1996 | 135 |
| 1997 | 141 |
| 1998 | 144 |
| 1999 | 186 |
| 2000 | 167 |
| 2001 | 204 |
| 2002 | 198 |
| 2003 | 171 |
| 2004 | 191 |
| 2005 | 174 |
| 2006 | 174 |
| 2007 | 159 |
| 2008 | 185 |
| 2009 | 174 |