| Period | Documents | Attachments | Records |
|---|---|---|---|
| after 2025 | 1 | 0 | 2 |
| 2024 | 147 | 19 | 262 |
| 2023 | 338 | 21 | 617 |
| 2022 | 347 | 31 | 991 |
| 2021 | 414 | 29 | 997 |
| 2020 | 337 | 7 | 993 |
| 2019 | 376 | 17 | 1163 |
| 2018 | 356 | 16 | 1268 |
| 2017 | 321 | 7 | 1101 |
| 2016 | 362 | 10 | 938 |
| 2015 | 335 | 11 | 890 |
| 2014 | 405 | 3 | 876 |
| 2013 | 299 | 5 | 722 |
| 2012 | 324 | 2 | 741 |
| 2011 | 316 | 2 | 650 |
| 2010 | 297 | 0 | 629 |
| 2009 | 194 | 0 | 492 |
| 2008 | 162 | 3 | 431 |
| 2007 | 171 | 0 | 482 |
| 2006 | 169 | 0 | 370 |
| 2005 | 133 | 0 | 274 |
| 2004 | 118 | 1 | 235 |
| 2003 | 115 | 0 | 295 |
| 2002 | 87 | 0 | 202 |
| 2001 | 71 | 0 | 202 |
| 2000 | 63 | 0 | 168 |
| 1999 | 68 | 0 | 117 |
| 1998 | 86 | 0 | 122 |
| 1997 | 55 | 0 | 130 |
| 1996 | 43 | 0 | 106 |
| 1995 | 33 | 0 | 94 |
| 1994 | 29 | 0 | 85 |
| 1993 | 19 | 0 | 88 |
| 1992 | 26 | 1 | 57 |
| 1991 | 17 | 0 | 67 |
| 1990 | 13 | 1 | 68 |
| 1989 | 14 | 0 | 71 |
| 1988 | 16 | 0 | 31 |
| 1987 | 8 | 0 | 51 |
| 1986 | 14 | 0 | 38 |
| 1985 | 45 | 0 | 26 |
| 1984 | 4 | 0 | 23 |
| 1983 | 5 | 0 | 19 |
| 1982 | 7 | 0 | 18 |
| 1981 | 2 | 0 | 17 |
| 1980 | 2 | 0 | 14 |
| 1979 | 7 | 0 | 12 |
| 1978 | 1 | 0 | 10 |
| 1977 | 2 | 0 | 11 |
| 1976 | 1 | 0 | 10 |
| 1975 | 1 | 0 | 9 |
| 1974 | 0 | 0 | 6 |
| 1973 | 2 | 0 | 4 |
| 1972 | 1 | 0 | 1 |
| 1971 | 0 | 0 | 1 |
| 1970 | 2 | 0 | 0 |
| before 1970 | 186 | 1 | 4 |
 |