| Year | Count |
|---|---|
| 1910 | 14 |
| 1911 | 29 |
| 1912 | 25 |
| 1913 | 18 |
| 1914 | 17 |
| 1915 | 41 |
| 1916 | 11 |
| 1917 | 41 |
| 1918 | 31 |
| 1919 | 17 |
| 1920 | 51 |
| 1921 | 25 |
| 1923 | 6 |
| 1926 | 6 |
| 1928 | 6 |
| 1947 | 11 |
| 1950 | 25 |
| 1952 | 5 |
| 1995 | 5 |
| 1999 | 5 |
| 2000 | 6 |
| 2002 | 5 |
| 2005 | 7 |
| 2007 | 5 |
| 2008 | 7 |
| 2009 | 5 |
| 2010 | 8 |
| 2011 | 12 |
| 2012 | 7 |
| 2015 | 5 |
| 2017 | 6 |
| 2018 | 9 |
| 2021 | 6 |
| 2022 | 6 |