| Year | Count |
|---|---|
| 1912 | 5 |
| 1913 | 9 |
| 1915 | 9 |
| 1916 | 10 |
| 1917 | 13 |
| 1918 | 15 |
| 1919 | 7 |
| 1920 | 6 |
| 1921 | 10 |
| 1922 | 12 |
| 1923 | 16 |
| 1924 | 14 |
| 1925 | 22 |
| 1927 | 22 |
| 1928 | 22 |
| 1929 | 20 |
| 1931 | 6 |
| 1933 | 6 |
| 1934 | 6 |
| 1935 | 5 |
| 1937 | 10 |
| 1938 | 10 |
| 1939 | 5 |
| 1941 | 8 |
| 1942 | 8 |
| 1943 | 12 |
| 1945 | 6 |
| 1947 | 8 |
| 1948 | 5 |
| 1951 | 5 |
| 1953 | 6 |
| 1954 | 6 |
| 1955 | 12 |
| 1956 | 8 |
| 1957 | 20 |
| 1958 | 12 |
| 1959 | 16 |
| 1960 | 28 |
| 1962 | 6 |
| 1963 | 13 |
| 1964 | 5 |
| 1965 | 6 |
| 1967 | 6 |
| 1971 | 9 |
| 1972 | 5 |
| 1973 | 6 |
| 1974 | 5 |
| 1975 | 5 |
| 1981 | 5 |
| 2022 | 10 |