| Années | Nombres d'actes |
|---|---|
| 1852 | 7 |
| 1853 | 9 |
| 1854 | 4 |
| 1855 | 16 |
| 1856 | 11 |
| 1857 | 8 |
| 1858 | 5 |
| 1859 | 6 |
| 1860 | 2 |
| ... | |
| 109 années | |
| ... | |
| 1970 | 3 |
| 1971 | 2 |
| 1972 | 6 |
| 1973 | 6 |
| 1974 | 8 |
| 1975 | 16 |
| 1976 | 12 |
| 1977 | 6 |
| 1978 | 34 |
| 1979 | 33 |
| 1980 | 45 |
| 1981 | 52 |
| 1982 | 46 |
| 1983 | 54 |
| 1984 | 58 |
| 1985 | 51 |
| 1986 | 50 |
| 1987 | 48 |
| 1988 | 70 |
| 1989 | 58 |
| 1990 | 55 |
| 1991 | 68 |
| 1992 | 54 |
| 1993 | 81 |
| 1994 | 76 |
| 1995 | 91 |
| 1996 | 107 |
| 1997 | 82 |
| 1998 | 95 |
| 1999 | 91 |
| 2000 | 88 |
| 2001 | 74 |
| 2002 | 105 |
| 2003 | 108 |
| 2004 | 83 |
| 2005 | 105 |
| 2006 | 110 |
| 2007 | 96 |
| 2008 | 111 |
| 2009 | 126 |
| 2010 | 121 |
| 2011 | 127 |
| 2012 | 141 |
| 2013 | 113 |
| 2014 | 107 |
| 2015 | 124 |
| 2016 | 125 |