| Period | Documents | Attachments | Records |
|---|---|---|---|
| after 2024 | 1 | 0 | 4 |
| 2023 | 203 | 10 | 381 |
| 2022 | 316 | 23 | 916 |
| 2021 | 389 | 24 | 949 |
| 2020 | 314 | 4 | 961 |
| 2019 | 362 | 15 | 1136 |
| 2018 | 352 | 14 | 1221 |
| 2017 | 317 | 5 | 1065 |
| 2016 | 358 | 9 | 901 |
| 2015 | 331 | 10 | 855 |
| 2014 | 402 | 1 | 868 |
| 2013 | 300 | 4 | 716 |
| 2012 | 322 | 2 | 728 |
| 2011 | 313 | 1 | 642 |
| 2010 | 291 | 0 | 625 |
| 2009 | 196 | 0 | 494 |
| 2008 | 162 | 3 | 432 |
| 2007 | 172 | 0 | 484 |
| 2006 | 169 | 0 | 374 |
| 2005 | 133 | 0 | 272 |
| 2004 | 118 | 1 | 233 |
| 2003 | 116 | 0 | 297 |
| 2002 | 86 | 0 | 203 |
| 2001 | 71 | 0 | 202 |
| 2000 | 63 | 0 | 168 |
| 1999 | 67 | 0 | 117 |
| 1998 | 85 | 0 | 123 |
| 1997 | 55 | 0 | 126 |
| 1996 | 43 | 0 | 104 |
| 1995 | 32 | 0 | 94 |
| 1994 | 29 | 0 | 85 |
| 1993 | 19 | 0 | 86 |
| 1992 | 26 | 1 | 55 |
| 1991 | 17 | 0 | 64 |
| 1990 | 13 | 1 | 67 |
| 1989 | 14 | 0 | 70 |
| 1988 | 16 | 0 | 31 |
| 1987 | 8 | 0 | 51 |
| 1986 | 14 | 0 | 37 |
| 1985 | 45 | 0 | 26 |
| 1984 | 4 | 0 | 23 |
| 1983 | 5 | 0 | 19 |
| 1982 | 7 | 0 | 18 |
| 1981 | 2 | 0 | 16 |
| 1980 | 2 | 0 | 11 |
| 1979 | 7 | 0 | 12 |
| 1978 | 2 | 0 | 10 |
| 1977 | 4 | 0 | 11 |
| 1976 | 1 | 0 | 10 |
| 1975 | 1 | 0 | 9 |
| 1974 | 0 | 0 | 6 |
| 1973 | 2 | 0 | 4 |
| 1972 | 4 | 0 | 1 |
| 1971 | 0 | 0 | 1 |
| 1970 | 2 | 0 | 0 |
| before 1970 | 186 | 1 | 4 |
 |