| Year |
Number |
|
Year |
Number |
| 1968 |
16,863 |
|
1957 |
1 |
| 1969 |
11,767 |
|
1959 |
2 |
| 1967 |
11,352 |
|
1960 |
5 |
| 1966 |
6,326 |
|
1961 |
16 |
| 1970 |
6,166 |
|
1962 |
52 |
| 1971 |
2,407 |
|
1963 |
123 |
| 1965 |
1,928 |
|
1964 |
212 |
| 1972 |
757 |
|
1965 |
1,928 |
| 1964 |
212 |
|
1966 |
6,326 |
| 1963 |
123 |
|
1967 |
11,352 |
| 1973 |
69 |
|
1968 |
16,863 |
| 1975 |
68 |
|
1969 |
11,767 |
| 1962 |
52 |
|
1970 |
6,166 |
| 1961 |
16 |
|
1971 |
2,407 |
| 1978 |
13 |
|
1972 |
757 |
| 1979 |
10 |
|
1973 |
69 |
| 1974 |
8 |
|
1974 |
8 |
| 1960 |
5 |
|
1975 |
68 |
| 1976 |
4 |
|
1976 |
4 |
| 1977 |
4 |
|
1977 |
4 |
| 1986 |
3 |
|
1978 |
13 |
| 1959 |
2 |
|
1979 |
10 |
| 1984 |
2 |
|
1980 |
1 |
| 1990 |
2 |
|
1981 |
1 |
| 1982 |
1 |
|
1982 |
1 |
| 1957 |
1 |
|
1983 |
1 |
| 1980 |
1 |
|
1984 |
2 |
| 1981 |
1 |
|
1986 |
3 |
| 1983 |
1 |
|
1989 |
1 |
| 1989 |
1 |
|
1990 |
2 |
| 1991 |
1 |
|
1991 |
1 |
|