| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2020 | 3 | 2 | 1 | ||||||||||
| 2019 | 24 | 2 | 4 | 2 | 4 | 1 | 2 | 2 | 2 | 4 | 1 | ||
| 2018 | 24 | 7 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 2 | 3 | 4 | |
| 2017 | 41 | 4 | 4 | 3 | 4 | 6 | 3 | 6 | 2 | 2 | 6 | 1 | |
| 2016 | 28 | 4 | 2 | 1 | 3 | 3 | 5 | 4 | 3 | 3 | |||
| 2015 | 30 | 2 | 4 | 3 | 3 | 3 | 4 | 1 | 1 | 7 | 1 | 1 | |
| 2014 | 60 | 7 | 4 | 5 | 4 | 8 | 4 | 11 | 7 | 1 | 1 | 6 | 2 |
| 2013 | 27 | 1 | 1 | 4 | 4 | 4 | 6 | 7 | |||||
| 2012 | 2 | 1 | 1 | ||||||||||
| 2011 | 6 | 1 | 3 | 1 | 1 | ||||||||
| 2010 | - | ||||||||||||
| 2009 | - | ||||||||||||
| 2008 | 21 | 1 | 3 | 2 | 5 | 1 | 5 | 4 | |||||
| 2007 | 61 | 8 | 6 | 9 | 13 | 7 | 4 | 5 | 4 | 4 | 1 | ||
| 2006 | 74 | 5 | 12 | 10 | 8 | 5 | 11 | 4 | 10 | 7 | 2 | ||
| 2005 | 54 | 2 | 7 | 6 | 8 | 3 | 5 | 5 | 6 | 3 | 4 | 2 | 3 |
| 2004 | 62 | 3 | 10 | 3 | 8 | 4 | 10 | 3 | 2 | 2 | 7 | 4 | 6 |
| 2003 | 52 | 1 | 3 | 7 | 9 | 4 | 4 | 6 | 5 | 6 | 2 | 4 | 1 |
| 2002 | 45 | 2 | 1 | 3 | 4 | 5 | 5 | 2 | 7 | 4 | 3 | 6 | 3 |
| 2001 | 20 | 1 | 1 | 1 | 2 | 1 | 3 | 3 | 3 | 2 | 3 | ||
| 2000 | 1 | 1 | |||||||||||
| 1999 | 1 | 1 | |||||||||||
| 636 |
