| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2023 | 3 | 1 | 2 | ||||||||||
| 2022 | 21 | 2 | 1 | 3 | 3 | 4 | 4 | 2 | 2 | ||||
| 2021 | 3 | 1 | 2 | ||||||||||
| 2020 | 3 | 2 | 1 | ||||||||||
| 2019 | 24 | 5 | 7 | 1 | 1 | 3 | 3 | 1 | 2 | 1 | |||
| 2018 | 12 | 1 | 1 | 2 | 1 | 1 | 2 | 1 | 3 | ||||
| 2017 | 24 | 5 | 2 | 4 | 1 | 3 | 1 | 3 | 3 | 2 | |||
| 2016 | 13 | 2 | 1 | 2 | 1 | 2 | 1 | 2 | 2 | ||||
| 2015 | 7 | 1 | 1 | 2 | 1 | 1 | 1 | ||||||
| 2014 | 25 | 1 | 3 | 5 | 3 | 2 | 4 | 1 | 3 | 2 | 1 | ||
| 2013 | 35 | 2 | 9 | 1 | 4 | 6 | 3 | 2 | 1 | 1 | 2 | 4 | |
| 2012 | 29 | 1 | 4 | 7 | 3 | 1 | 6 | 3 | 1 | 1 | 2 | ||
| 2011 | 36 | 3 | 2 | 3 | 3 | 3 | 4 | 2 | 2 | 4 | 4 | 3 | 3 |
| 2010 | 8 | 2 | 1 | 2 | 1 | 1 | 1 | ||||||
| 2009 | 14 | 1 | 1 | 3 | 1 | 1 | 4 | 2 | 1 | ||||
| 2008 | 28 | 7 | 2 | 3 | 1 | 3 | 4 | 3 | 1 | 4 | |||
| 2007 | 18 | 2 | 1 | 3 | 2 | 2 | 1 | 2 | 3 | 2 | |||
| 2006 | 11 | 2 | 2 | 1 | 3 | 1 | 2 | ||||||
| 2005 | 21 | 1 | 2 | 2 | 4 | 1 | 1 | 3 | 3 | 3 | 1 | ||
| 2004 | 46 | 3 | 5 | 1 | 4 | 1 | 6 | 3 | 4 | 9 | 1 | 5 | 4 |
| 2003 | 50 | 10 | 3 | 2 | 4 | 5 | 2 | 7 | 6 | 4 | 2 | 4 | 1 |
| 2002 | 69 | 14 | 4 | 7 | 5 | 2 | 3 | 9 | 5 | 5 | 2 | 8 | 5 |
| 2001 | 91 | 9 | 8 | 9 | 6 | 7 | 11 | 5 | 10 | 5 | 9 | 6 | 6 |
| 2000 | 68 | 8 | 3 | 6 | 2 | 6 | 8 | 3 | 7 | 7 | 9 | 1 | 8 |
| 1999 | 14 | 1 | 2 | 4 | 6 | 1 | |||||||
| 1998 | 42 | 4 | 3 | 2 | 7 | 2 | 6 | 12 | 2 | 3 | 1 | ||
| 1997 | 86 | 2 | 13 | 7 | 8 | 11 | 9 | 10 | 6 | 4 | 6 | 9 | 1 |
| 1996 | 54 | 6 | 3 | 3 | 2 | 8 | 9 | 3 | 7 | 1 | 5 | 6 | 1 |
| 1995 | 43 | 3 | 5 | 6 | 2 | 3 | 2 | 5 | 4 | 5 | 3 | 5 | |
| 1994 | 48 | 4 | 3 | 6 | 2 | 4 | 6 | 4 | 4 | 4 | 5 | 3 | 3 |
| 1993 | 94 | 14 | 6 | 5 | 5 | 8 | 24 | 7 | 8 | 4 | 4 | 2 | 7 |
| 1992 | 92 | 10 | 4 | 7 | 7 | 7 | 11 | 4 | 10 | 9 | 6 | 13 | 4 |
| 1991 | 55 | 3 | 3 | 11 | 4 | 8 | 3 | 5 | 1 | 8 | 7 | 2 | |
| 1990 | 20 | 5 | 2 | 1 | 3 | 4 | 5 | ||||||
| 1989 | 3 | 2 | 1 | ||||||||||
| 1988 | 33 | 2 | 1 | 17 | 6 | 1 | 3 | 3 | |||||
| 1987 | 7 | 1 | 2 | 2 | 2 | ||||||||
| 1986 | 5 | 1 | 1 | 2 | 1 | ||||||||
| 1985 | 27 | 5 | 2 | 3 | 2 | 1 | 5 | 5 | 1 | 1 | 2 | ||
| 1984 | 8 | 1 | 2 | 2 | 3 | ||||||||
| 1983 | 7 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||||
| 1982 | 4 | 3 | 1 | ||||||||||
| 1981 | 3 | 1 | 2 | ||||||||||
| 1980 | 2 | 1 | 1 | ||||||||||
| 1979 | 1 | 1 | |||||||||||
| 1307 |
