| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2019 | 22 | 2 | 1 | 3 | 2 | 4 | 2 | 2 | 3 | 2 | 1 | ||
| 2018 | 16 | 3 | 1 | 1 | 3 | 2 | 1 | 1 | 2 | 2 | |||
| 2017 | 14 | 2 | 1 | 1 | 1 | 3 | 3 | 2 | 1 | ||||
| 2016 | 19 | 5 | 2 | 2 | 1 | 1 | 4 | 1 | 2 | 1 | |||
| 2015 | 19 | 3 | 2 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 1 | |
| 2014 | 9 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | |||||
| 2013 | 16 | 2 | 2 | 2 | 6 | 2 | 1 | 1 | |||||
| 2012 | 20 | 3 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 1 | 1 | 2 | |
| 2011 | 19 | 2 | 3 | 2 | 1 | 1 | 2 | 1 | 2 | 3 | 1 | 1 | |
| 2010 | 19 | 1 | 2 | 3 | 3 | 1 | 1 | 2 | 2 | 1 | 3 | ||
| 2009 | 20 | 6 | 2 | 2 | 1 | 2 | 2 | 1 | 3 | 1 | |||
| 2008 | 33 | 3 | 2 | 3 | 1 | 5 | 3 | 3 | 5 | 1 | 3 | 4 | |
| 2007 | 24 | 2 | 3 | 1 | 3 | 3 | 3 | 2 | 1 | 3 | 2 | 1 | |
| 2006 | 41 | 2 | 4 | 5 | 3 | 5 | 5 | 2 | 5 | 4 | 4 | 2 | |
| 2005 | 16 | 1 | 1 | 2 | 1 | 4 | 2 | 1 | 2 | 2 | |||
| 2004 | 9 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | ||||
| 2003 | 6 | 1 | 3 | 2 | |||||||||
| 322 |
