| Year | Count |
|---|---|
| 1910 | 61 |
| 1911 | 32 |
| 1912 | 46 |
| 1913 | 47 |
| 1914 | 84 |
| 1915 | 91 |
| 1916 | 122 |
| 1917 | 122 |
| 1918 | 128 |
| 1919 | 108 |
| 1920 | 131 |
| 1921 | 170 |
| 1922 | 116 |
| 1923 | 95 |
| 1924 | 96 |
| 1925 | 118 |
| 1926 | 84 |
| 1927 | 107 |
| 1928 | 102 |
| 1929 | 88 |
| 1930 | 75 |
| 1931 | 49 |
| 1932 | 61 |
| 1933 | 44 |
| 1934 | 70 |
| 1935 | 56 |
| 1936 | 18 |
| 1937 | 29 |
| 1938 | 32 |
| 1939 | 33 |
| 1940 | 12 |
| 1941 | 30 |
| 1942 | 5 |
| 1945 | 6 |
| 1946 | 7 |
| 1947 | 6 |
| 1949 | 11 |
| 1951 | 5 |
| 1952 | 8 |
| 1955 | 9 |
| 1960 | 5 |
| 1971 | 5 |
| 1975 | 5 |
| 1976 | 5 |
| 2004 | 14 |
| 2006 | 6 |
| 2007 | 5 |
| 2008 | 7 |
| 2010 | 10 |
| 2014 | 5 |
| 2015 | 8 |
| 2020 | 7 |
| 2023 | 12 |
| 2024 | 7 |