| Year | Count |
|---|---|
| 1924 | 16 |
| 1926 | 16 |
| 1929 | 10 |
| 1930 | 5 |
| 1939 | 8 |
| 1942 | 5 |
| 1951 | 5 |
| 1952 | 5 |
| 1953 | 5 |
| 1955 | 8 |
| 1958 | 20 |
| 1959 | 14 |
| 1960 | 23 |
| 1961 | 6 |
| 1962 | 86 |
| 1963 | 704 |
| 1964 | 918 |
| 1965 | 404 |
| 1966 | 136 |
| 1967 | 72 |
| 1968 | 23 |
| 1969 | 6 |
| 1970 | 5 |
| 1971 | 12 |
| 1972 | 7 |
| 1981 | 6 |
| 1984 | 5 |
| 1985 | 5 |
| 1989 | 7 |
| 1990 | 14 |
| 2007 | 5 |
| 2011 | 5 |
| 2013 | 5 |
| 2017 | 6 |
| 2018 | 20 |
| 2019 | 16 |
| 2022 | 10 |
| 2023 | 5 |