| Year | Count |
|---|---|
| 1911 | 7 |
| 1912 | 8 |
| 1913 | 8 |
| 1914 | 10 |
| 1915 | 14 |
| 1915 | 5 |
| 1916 | 16 |
| 1916 | 6 |
| 1917 | 9 |
| 1918 | 14 |
| 1919 | 15 |
| 1920 | 7 |
| 1921 | 11 |
| 1922 | 26 |
| 1923 | 14 |
| 1923 | 5 |
| 1924 | 20 |
| 1924 | 6 |
| 1926 | 10 |
| 1927 | 14 |
| 1927 | 5 |
| 1928 | 5 |
| 1930 | 14 |
| 1931 | 6 |
| 1932 | 8 |
| 1934 | 6 |
| 1939 | 6 |
| 1941 | 5 |
| 1946 | 5 |
| 1948 | 5 |
| 1951 | 5 |
| 1952 | 6 |
| 1955 | 5 |
| 1958 | 20 |
| 1960 | 10 |
| 1961 | 5 |
| 1964 | 8 |
| 1965 | 5 |
| 1970 | 6 |
| 2016 | 15 |