| Période | Documents | Annexes | Notices |
|---|---|---|---|
| after 2015 | 50127 | 387 | 9196 |
| 2014 | 5519 | 29 | 1214 |
| 2013 | 4925 | 11 | 1196 |
| 2012 | 4438 | 7 | 1338 |
| 2011 | 3781 | 2 | 1178 |
| 2010 | 3421 | 4 | 1109 |
| 2009 | 2979 | 3 | 1404 |
| 2008 | 2468 | 2 | 1541 |
| 2007 | 2311 | 3 | 1316 |
| 2006 | 1960 | 2 | 1199 |
| 2005 | 1448 | 2 | 927 |
| 2004 | 971 | 1 | 663 |
| 2003 | 613 | 0 | 609 |
| 2002 | 471 | 1 | 517 |
| 2001 | 330 | 1 | 436 |
| 2000 | 264 | 0 | 349 |
| 1999 | 220 | 0 | 279 |
| 1998 | 174 | 0 | 262 |
| 1997 | 155 | 1 | 234 |
| 1996 | 125 | 1 | 160 |
| 1995 | 82 | 0 | 129 |
| 1994 | 53 | 0 | 105 |
| 1993 | 47 | 0 | 83 |
| 1992 | 51 | 1 | 61 |
| 1991 | 44 | 2 | 60 |
| 1990 | 31 | 1 | 75 |
| 1989 | 16 | 0 | 60 |
| 1988 | 10 | 0 | 42 |
| 1987 | 11 | 0 | 43 |
| 1986 | 6 | 0 | 28 |
| 1985 | 4 | 0 | 16 |
| 1984 | 6 | 0 | 15 |
| 1983 | 8 | 0 | 9 |
| 1982 | 9 | 0 | 7 |
| 1981 | 4 | 0 | 6 |
| 1980 | 1 | 0 | 1 |
| before 1980 | 11 | 0 | 4 |