| Period | Documents | Attachments | Records |
|---|---|---|---|
| after 2024 | 1 | 0 | 0 |
| 2023 | 1641 | 24 | 465 |
| 2022 | 7617 | 101 | 2490 |
| 2021 | 11375 | 144 | 3902 |
| 2020 | 10445 | 123 | 3212 |
| 2019 | 10345 | 142 | 2956 |
| 2018 | 10504 | 154 | 3427 |
| 2017 | 10306 | 179 | 3743 |
| 2016 | 10124 | 210 | 4272 |
| 2015 | 9486 | 202 | 5074 |
| 2014 | 8889 | 161 | 5616 |
| 2013 | 8672 | 65 | 6014 |
| 2012 | 8110 | 17 | 6240 |
| 2011 | 7515 | 20 | 5949 |
| 2010 | 7051 | 14 | 5744 |
| 2009 | 6331 | 9 | 5381 |
| 2008 | 5538 | 6 | 4566 |
| 2007 | 4844 | 1 | 3797 |
| 2006 | 4421 | 1 | 3273 |
| 2005 | 3746 | 2 | 2876 |
| 2004 | 2787 | 3 | 2492 |
| 2003 | 2309 | 4 | 2217 |
| 2002 | 1969 | 3 | 1902 |
| 2001 | 1513 | 2 | 1566 |
| 2000 | 1272 | 1 | 1360 |
| 1999 | 1225 | 1 | 1170 |
| 1998 | 1129 | 1 | 1020 |
| 1997 | 993 | 0 | 761 |
| 1996 | 912 | 1 | 502 |
| 1995 | 928 | 2 | 409 |
| 1994 | 840 | 2 | 339 |
| 1993 | 781 | 1 | 313 |
| 1992 | 707 | 0 | 265 |
| 1991 | 559 | 0 | 225 |
| 1990 | 491 | 0 | 159 |
| 1989 | 458 | 0 | 127 |
| 1988 | 422 | 0 | 105 |
| 1987 | 417 | 0 | 67 |
| 1986 | 362 | 0 | 37 |
| 1985 | 292 | 0 | 20 |
| 1984 | 248 | 0 | 18 |
| 1983 | 200 | 0 | 12 |
| 1982 | 182 | 0 | 10 |
| 1981 | 150 | 0 | 9 |
| 1980 | 115 | 0 | 10 |
| 1979 | 51 | 0 | 6 |
| 1978 | 2 | 0 | 2 |
| 1977 | 1 | 0 | 2 |
| 1976 | 0 | 0 | 0 |
| 1975 | 0 | 0 | 0 |
| 1974 | 0 | 0 | 0 |
| 1973 | 0 | 0 | 0 |
| 1972 | 0 | 0 | 0 |
| 1971 | 0 | 0 | 0 |
| 1970 | 0 | 0 | 1 |
| 1969 | 1 | 0 | 1 |
| 1968 | 1 | 0 | 0 |
| 1967 | 0 | 0 | 0 |
| before 1967 | 2 | 0 | 0 |
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