| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2021 | 16 | 2 | 1 | 1 | 3 | 2 | 2 | 1 | 4 | ||||
| 2020 | 17 | 1 | 2 | 3 | 2 | 3 | 1 | 3 | 1 | 1 | |||
| 2019 | 11 | 1 | 1 | 2 | 1 | 2 | 4 | ||||||
| 2018 | 3 | 1 | 2 | ||||||||||
| 2017 | 34 | 7 | 2 | 2 | 6 | 3 | 7 | 3 | 2 | 2 | |||
| 2016 | 38 | 7 | 1 | 4 | 3 | 2 | 5 | 3 | 5 | 5 | 3 | ||
| 2015 | 66 | 9 | 16 | 4 | 4 | 4 | 14 | 9 | 1 | 3 | 1 | 1 | |
| 2014 | 37 | 3 | 4 | 3 | 4 | 6 | 3 | 5 | 2 | 5 | 1 | 1 | |
| 2013 | 71 | 4 | 3 | 6 | 7 | 7 | 5 | 8 | 5 | 6 | 11 | 6 | 3 |
| 2012 | 31 | 1 | 4 | 4 | 3 | 3 | 4 | 4 | 3 | 2 | 3 | ||
| 2011 | 21 | 1 | 1 | 2 | 1 | 1 | 1 | 4 | 4 | 2 | 3 | 1 | |
| 2010 | 30 | 1 | 2 | 6 | 5 | 3 | 3 | 5 | 2 | 2 | 1 | ||
| 2009 | 39 | 1 | 5 | 3 | 4 | 7 | 4 | 4 | 1 | 4 | 2 | 4 | |
| 2008 | 39 | 3 | 6 | 4 | 2 | 5 | 3 | 3 | 2 | 4 | 3 | 4 | |
| 2007 | 50 | 4 | 3 | 3 | 6 | 3 | 5 | 2 | 6 | 5 | 6 | 6 | 1 |
| 2006 | 59 | 2 | 6 | 7 | 5 | 7 | 6 | 7 | 5 | 7 | 5 | 2 | |
| 2005 | 56 | 4 | 2 | 5 | 4 | 8 | 4 | 11 | 7 | 2 | 6 | 2 | 1 |
| 2004 | 51 | 2 | 7 | 7 | 5 | 6 | 8 | 7 | 5 | 3 | 1 | ||
| 2003 | 29 | 1 | 3 | 5 | 1 | 3 | 2 | 2 | 3 | 4 | 3 | 2 | |
| 2002 | 5 | 1 | 1 | 2 | 1 | ||||||||
| 2001 | 2 | 1 | 1 | ||||||||||
| 705 |
