| 1935 |
1 |
| 1940 |
29 |
| 1941 |
4 |
| 1942 |
6 |
| 1943 |
3 |
| 1944 |
11 |
| 1945 |
14 |
| 1946 |
16 |
| 1947 |
22 |
| 1948 |
38 |
| 1949 |
46 |
| 1950 |
45 |
| 1951 |
55 |
| 1952 |
69 |
| 1953 |
95 |
| 1954 |
96 |
| 1955 |
139 |
| 1956 |
135 |
| 1957 |
200 |
| 1958 |
190 |
| 1959 |
231 |
| 1960 |
274 |
| 1961 |
301 |
| 1962 |
312 |
| 1963 |
348 |
| 1964 |
392 |
| 1965 |
379 |
| 1966 |
363 |
| 1967 |
359 |
| 1968 |
388 |
| 1969 |
376 |
| 1970 |
366 |
| 1971 |
406 |
| 1972 |
402 |
| 1973 |
473 |
| 1974 |
399 |
| 1975 |
388 |
| 1976 |
366 |
| 1977 |
373 |
| 1978 |
387 |
| 1979 |
393 |
| 1980 |
303 |
| 1981 |
262 |
| 1982 |
282 |
| 1983 |
260 |
| 1984 |
180 |
| 1985 |
141 |
| 1986 |
145 |
| 1987 |
80 |
| 1988 |
56 |
| 1989 |
4 |
|