| Year | Count |
|---|---|
| 1913 | 8 |
| 1914 | 18 |
| 1915 | 10 |
| 1916 | 20 |
| 1917 | 12 |
| 1918 | 46 |
| 1919 | 7 |
| 1920 | 31 |
| 1921 | 18 |
| 1922 | 10 |
| 1923 | 54 |
| 1924 | 34 |
| 1925 | 5 |
| 1926 | 40 |
| 1927 | 30 |
| 1928 | 50 |
| 1929 | 53 |
| 1930 | 43 |
| 1931 | 35 |
| 1932 | 5 |
| 1933 | 23 |
| 1934 | 33 |
| 1935 | 28 |
| 1936 | 28 |
| 1937 | 19 |
| 1938 | 9 |
| 1939 | 18 |
| 1940 | 17 |
| 1943 | 5 |
| 1944 | 17 |
| 1946 | 5 |
| 1952 | 5 |
| 1955 | 5 |
| 2000 | 5 |
| 2009 | 5 |