| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1985 | 10 | 4 | 6 | ||||||||||
| 1984 | 24 | 14 | 7 | 3 | |||||||||
| 1983 | 157 | 14 | 11 | 16 | 18 | 11 | 14 | 8 | 13 | 17 | 13 | 9 | 13 |
| 1982 | 95 | 2 | 6 | 2 | 9 | 9 | 8 | 17 | 11 | 7 | 9 | 9 | 6 |
| 1981 | 122 | 3 | 7 | 5 | 21 | 20 | 17 | 15 | 12 | 7 | 9 | 6 | |
| 1980 | 36 | 3 | 4 | 1 | 1 | 3 | 8 | 5 | 7 | 3 | 1 | ||
| 1979 | 164 | 14 | 14 | 14 | 16 | 12 | 10 | 15 | 12 | 14 | 15 | 20 | 8 |
| 1978 | 88 | 1 | 11 | 6 | 13 | 6 | 12 | 11 | 7 | 11 | 10 | ||
| 1977 | 103 | 13 | 12 | 11 | 8 | 8 | 9 | 10 | 7 | 11 | 12 | 2 | |
| 1976 | 104 | 10 | 9 | 11 | 9 | 11 | 7 | 10 | 10 | 7 | 9 | 5 | 6 |
| 1975 | 149 | 12 | 10 | 9 | 7 | 6 | 7 | 16 | 21 | 19 | 19 | 14 | 9 |
| 1974 | 84 | 14 | 7 | 4 | 7 | 15 | 6 | 5 | 6 | 7 | 5 | 8 | |
| 1973 | 70 | 9 | 7 | 1 | 7 | 3 | 5 | 4 | 3 | 6 | 8 | 14 | 3 |
| 1972 | 100 | 8 | 9 | 6 | 7 | 7 | 13 | 12 | 10 | 10 | 12 | 6 | |
| 1971 | 73 | 3 | 7 | 5 | 10 | 4 | 7 | 6 | 11 | 7 | 7 | 3 | 3 |
| 1970 | 52 | 3 | 3 | 12 | 8 | 5 | 7 | 5 | 3 | 3 | 2 | 1 | |
| 1969 | 170 | 11 | 15 | 15 | 13 | 16 | 17 | 16 | 18 | 15 | 11 | 13 | 10 |
| 1968 | 181 | 13 | 13 | 11 | 13 | 20 | 18 | 17 | 19 | 15 | 14 | 16 | 12 |
| 1967 | 40 | 5 | 5 | 5 | 6 | 2 | 1 | 1 | 3 | 12 | |||
| 1966 | 48 | 3 | 2 | 5 | 2 | 13 | 15 | 1 | 2 | 3 | 1 | 1 | |
| 1965 | 45 | 1 | 3 | 2 | 4 | 6 | 4 | 3 | 1 | 12 | 5 | 4 | |
| 1964 | 49 | 4 | 5 | 7 | 4 | 1 | 6 | 6 | 5 | 3 | 6 | 2 | |
| 1963 | 65 | 4 | 1 | 5 | 11 | 12 | 10 | 7 | 6 | 7 | 2 | ||
| 1962 | 4 | 1 | 1 | 2 | |||||||||
| 1961 | 11 | 2 | 5 | 2 | 2 | ||||||||
| 2044 |
