| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2023 | 1 | 1 | |||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 1 | 1 | |||||||||||
| 2020 | 2 | 2 | |||||||||||
| 2019 | 12 | 3 | 1 | 1 | 2 | 1 | 1 | 2 | 1 | ||||
| 2018 | 14 | 3 | 1 | 1 | 2 | 3 | 1 | 1 | 1 | 1 | |||
| 2017 | 25 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 1 | 2 | 5 | 3 | 1 |
| 2016 | 20 | 3 | 2 | 1 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| 2015 | 20 | 3 | 3 | 2 | 3 | 1 | 1 | 2 | 3 | 2 | |||
| 2014 | 22 | 3 | 1 | 1 | 4 | 4 | 1 | 2 | 1 | 3 | 1 | 1 | |
| 2013 | 24 | 2 | 1 | 2 | 2 | 4 | 4 | 2 | 3 | 1 | 3 | ||
| 2012 | 24 | 2 | 2 | 3 | 3 | 1 | 2 | 1 | 2 | 5 | 1 | 2 | |
| 2011 | 19 | 2 | 1 | 1 | 4 | 2 | 2 | 1 | 4 | 2 | |||
| 2010 | 33 | 4 | 2 | 3 | 2 | 6 | 3 | 3 | 2 | 4 | 4 | ||
| 2009 | 25 | 2 | 1 | 2 | 2 | 3 | 3 | 2 | 3 | 2 | 2 | 2 | 1 |
| 2008 | 32 | 3 | 5 | 2 | 3 | 2 | 2 | 2 | 3 | 2 | 4 | 3 | 1 |
| 2007 | 25 | 4 | 3 | 3 | 1 | 1 | 2 | 2 | 3 | 3 | 3 | ||
| 2006 | 42 | 3 | 5 | 3 | 20 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| 2005 | 17 | 1 | 3 | 5 | 1 | 1 | 3 | 1 | 2 | ||||
| 2004 | 30 | 2 | 3 | 3 | 2 | 7 | 2 | 3 | 4 | 2 | 1 | 1 | |
| 2003 | 29 | 7 | 1 | 2 | 2 | 1 | 3 | 2 | 1 | 1 | 5 | 2 | 2 |
| 2002 | 27 | 3 | 3 | 2 | 5 | 2 | 3 | 3 | 1 | 1 | 1 | 3 | |
| 2001 | 23 | 1 | 2 | 6 | 2 | 1 | 3 | 1 | 2 | 2 | 1 | 1 | 1 |
| 2000 | 25 | 3 | 1 | 1 | 1 | 3 | 1 | 1 | 7 | 3 | 4 | ||
| 1999 | 8 | 1 | 1 | 2 | 1 | 3 | |||||||
| 501 |
