| Year | Count |
|---|---|
| 1912 | 5 |
| 1913 | 5 |
| 1914 | 7 |
| 1915 | 11 |
| 1916 | 14 |
| 1917 | 12 |
| 1918 | 16 |
| 1919 | 15 |
| 1921 | 21 |
| 1923 | 7 |
| 1924 | 6 |
| 1926 | 14 |
| 1927 | 18 |
| 1929 | 5 |
| 1930 | 11 |
| 1931 | 5 |
| 1932 | 17 |
| 1933 | 9 |
| 1934 | 8 |
| 1935 | 6 |
| 1936 | 7 |
| 1938 | 11 |
| 1939 | 9 |
| 1940 | 23 |
| 1944 | 5 |
| 1946 | 5 |
| 1956 | 5 |
| 2008 | 57 |
| 2009 | 217 |
| 2010 | 306 |
| 2011 | 455 |
| 2012 | 525 |
| 2013 | 483 |
| 2013 | 10 |
| 2014 | 594 |
| 2015 | 865 |
| 2016 | 890 |
| 2017 | 918 |
| 2018 | 879 |
| 2019 | 1,098 |
| 2019 | 5 |
| 2020 | 1,042 |
| 2020 | 6 |
| 2021 | 1,468 |
| 2021 | 11 |
| 2022 | 1,435 |
| 2022 | 101 |
| 2023 | 1,550 |
| 2023 | 134 |
| 2024 | 1,207 |
| 2024 | 91 |