| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2007 | 1 | 1 | |||||||||||
| 2006 | 5 | 5 | |||||||||||
| 2005 | 1 | 1 | |||||||||||
| 2004 | 20 | 1 | 11 | 8 | |||||||||
| 2003 | 54 | 1 | 9 | 11 | 16 | 13 | 2 | 2 | |||||
| 2002 | 91 | 10 | 10 | 8 | 14 | 8 | 10 | 2 | 16 | 6 | 7 | ||
| 2001 | 88 | 11 | 7 | 9 | 8 | 4 | 8 | 9 | 5 | 6 | 13 | 1 | 7 |
| 2000 | 97 | 16 | 6 | 10 | 11 | 5 | 16 | 8 | 2 | 11 | 7 | 5 | |
| 1999 | 91 | 17 | 1 | 1 | 7 | 7 | 14 | 9 | 2 | 17 | 13 | 3 | |
| 1998 | 69 | 1 | 5 | 11 | 5 | 7 | 12 | 4 | 3 | 3 | 14 | 4 | |
| 1997 | 37 | 6 | 7 | 7 | 3 | 2 | 5 | 2 | 2 | 3 | |||
| 1996 | 135 | 14 | 2 | 3 | 9 | 16 | 14 | 15 | 16 | 18 | 17 | 11 | |
| 1995 | 139 | 8 | 8 | 8 | 7 | 7 | 22 | 6 | 15 | 13 | 16 | 12 | 17 |
| 1994 | 135 | 13 | 11 | 18 | 6 | 11 | 12 | 9 | 14 | 5 | 13 | 13 | 10 |
| 1993 | 103 | 1 | 15 | 15 | 12 | 6 | 5 | 18 | 14 | 17 | |||
| 1066 |
