| Year | Count |
|---|---|
| 1910 | 36 |
| 1911 | 36 |
| 1912 | 7 |
| 1913 | 27 |
| 1914 | 24 |
| 1915 | 44 |
| 1916 | 42 |
| 1917 | 28 |
| 1918 | 42 |
| 1919 | 21 |
| 1920 | 29 |
| 1921 | 22 |
| 1922 | 19 |
| 1923 | 16 |
| 1924 | 20 |
| 1925 | 33 |
| 1926 | 28 |
| 1927 | 22 |
| 1928 | 30 |
| 1929 | 29 |
| 1930 | 44 |
| 1931 | 27 |
| 1932 | 40 |
| 1933 | 20 |
| 1934 | 28 |
| 1937 | 8 |
| 1938 | 10 |
| 1939 | 12 |
| 1942 | 10 |
| 1945 | 10 |
| 1947 | 10 |
| 1949 | 10 |
| 1950 | 10 |
| 1951 | 10 |