| Year | Count |
|---|---|
| 1915 | 25 |
| 1917 | 21 |
| 1918 | 10 |
| 1919 | 15 |
| 1920 | 10 |
| 1921 | 14 |
| 1923 | 12 |
| 1924 | 10 |
| 1925 | 15 |
| 1926 | 5 |
| 1927 | 5 |
| 1928 | 5 |
| 1929 | 51 |
| 1936 | 15 |
| 1942 | 5 |
| 1943 | 21 |
| 1944 | 6 |
| 1945 | 18 |
| 1948 | 15 |
| 1949 | 5 |
| 1951 | 5 |
| 1958 | 6 |
| 1960 | 12 |
| 1962 | 15 |
| 2014 | 34 |
| 2016 | 6 |
| 2017 | 10 |
| 2018 | 6 |
| 2019 | 20 |
| 2020 | 15 |
| 2021 | 30 |
| 2022 | 20 |
| 2023 | 10 |
| 2024 | 12 |