| Year | Count |
|---|---|
| 1912 | 13 |
| 1913 | 12 |
| 1914 | 22 |
| 1915 | 67 |
| 1916 | 40 |
| 1917 | 53 |
| 1918 | 52 |
| 1919 | 68 |
| 1920 | 45 |
| 1921 | 37 |
| 1922 | 36 |
| 1923 | 57 |
| 1924 | 68 |
| 1925 | 24 |
| 1926 | 23 |
| 1927 | 20 |
| 1928 | 22 |
| 1929 | 29 |
| 1930 | 25 |
| 1931 | 12 |
| 1932 | 14 |
| 1933 | 16 |
| 1934 | 15 |
| 1935 | 5 |
| 1937 | 5 |
| 1938 | 5 |
| 1940 | 6 |
| 1942 | 6 |
| 1947 | 5 |
| 1948 | 6 |
| 1951 | 7 |
| 1954 | 5 |
| 1998 | 5 |
| 2003 | 18 |
| 2004 | 14 |
| 2005 | 25 |
| 2006 | 6 |
| 2007 | 21 |
| 2009 | 5 |
| 2010 | 23 |
| 2011 | 9 |
| 2012 | 12 |
| 2013 | 38 |
| 2014 | 42 |
| 2015 | 42 |
| 2016 | 26 |
| 2017 | 91 |
| 2018 | 78 |
| 2019 | 81 |
| 2020 | 109 |
| 2021 | 102 |
| 2022 | 107 |
| 2023 | 145 |
| 2024 | 248 |