| Années | Nombres d'actes |
|---|---|
| 1970 | 3 |
| 1971 | 61 |
| 1972 | 107 |
| 1973 | 86 |
| 1974 | 107 |
| 1975 | 96 |
| 1976 | 105 |
| 1977 | 108 |
| 1978 | 97 |
| 1979 | 106 |
| 1980 | 110 |
| 1981 | 124 |
| 1982 | 81 |
| 1983 | 103 |
| 1984 | 105 |
| 1985 | 144 |
| 1986 | 116 |
| 1987 | 115 |
| 1988 | 149 |
| 1989 | 117 |
| 1990 | 126 |
| 1991 | 144 |
| 1992 | 141 |
| 1993 | 131 |
| 1994 | 134 |
| 1995 | 149 |
| 1996 | 122 |
| 1997 | 114 |
| 1998 | 155 |
| 1999 | 149 |
| 2000 | 159 |
| 2001 | 175 |
| 2002 | 124 |
| 2003 | 131 |
| 2004 | 119 |
| 2005 | 116 |
| 2006 | 97 |
| 2007 | 115 |
| 2008 | 111 |
| 2009 | 114 |
| 2010 | 126 |
| 2011 | 128 |
| 2012 | 130 |
| 2013 | 124 |
| 2014 | 102 |
| 2015 | 117 |
| 2016 | 90 |
| 2017 | 97 |
| 2018 | 102 |
| 2019 | 124 |
| 2020 | 115 |
| 2021 | 75 |
| 2022 | 95 |
| 2023 | 100 |