| Year | Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1995 | 2 | 2 | |||||||||||
| 1994 | 36 | 1 | 12 | 1 | 3 | 1 | 5 | 3 | 10 | ||||
| 1993 | 65 | 11 | 11 | 7 | 3 | 12 | 11 | 4 | 6 | ||||
| 1992 | 52 | 10 | 7 | 7 | 10 | 9 | 9 | ||||||
| 1991 | 22 | 1 | 1 | 1 | 2 | 9 | 8 | ||||||
| 1990 | 1 | 1 | |||||||||||
| 1989 | - | ||||||||||||
| 1988 | 1 | 1 | |||||||||||
| 1987 | 4 | 1 | 1 | 1 | 1 | ||||||||
| 1986 | 1 | 1 | |||||||||||
| 1985 | - | ||||||||||||
| 1984 | 1 | 1 | |||||||||||
| 1983 | 3 | 1 | 1 | 1 | |||||||||
| 1982 | 27 | 1 | 11 | 9 | 2 | 3 | 1 | ||||||
| 1981 | 55 | 8 | 1 | 1 | 7 | 10 | 10 | 2 | 4 | 12 | |||
| 1980 | 43 | 4 | 2 | 8 | 3 | 2 | 1 | 3 | 2 | 6 | 12 | ||
| 1979 | 58 | 2 | 3 | 3 | 6 | 6 | 2 | 10 | 2 | 5 | 4 | 2 | 13 |
| 1978 | 58 | 7 | 1 | 2 | 2 | 4 | 4 | 4 | 6 | 8 | 9 | 1 | 10 |
| 1977 | 104 | 13 | 10 | 7 | 5 | 2 | 3 | 7 | 9 | 14 | 13 | 5 | 16 |
| 1976 | 59 | 6 | 5 | 1 | 2 | 5 | 3 | 6 | 6 | 2 | 7 | 7 | 9 |
| 1975 | 60 | 3 | 5 | 4 | 12 | 4 | 4 | 8 | 2 | 8 | 7 | 3 | |
| 1974 | 93 | 6 | 5 | 4 | 6 | 5 | 7 | 7 | 8 | 13 | 9 | 14 | 9 |
| 1973 | 82 | 9 | 9 | 7 | 10 | 5 | 5 | 5 | 6 | 4 | 6 | 5 | 11 |
| 1972 | 73 | 4 | 7 | 7 | 7 | 9 | 5 | 7 | 6 | 5 | 8 | 6 | 2 |
| 1971 | 83 | 10 | 8 | 7 | 3 | 6 | 5 | 7 | 5 | 7 | 9 | 8 | 8 |
| 1970 | 115 | 7 | 5 | 10 | 11 | 12 | 12 | 13 | 7 | 10 | 11 | 7 | 10 |
| 1969 | 101 | 9 | 12 | 11 | 4 | 5 | 6 | 10 | 8 | 9 | 11 | 9 | 7 |
| 1968 | 60 | 4 | 4 | 3 | 2 | 9 | 7 | 4 | 2 | 4 | 7 | 8 | 6 |
| 1967 | 63 | 4 | 3 | 4 | 4 | 7 | 2 | 6 | 9 | 8 | 9 | 4 | 3 |
| 1966 | 54 | 6 | 1 | 5 | 6 | 4 | 4 | 3 | 7 | 3 | 6 | 6 | 3 |
| 1965 | 79 | 9 | 7 | 8 | 11 | 5 | 5 | 8 | 5 | 5 | 6 | 5 | 5 |
| 1964 | 94 | 8 | 9 | 11 | 2 | 3 | 3 | 13 | 12 | 9 | 10 | 10 | 4 |
| 1963 | 70 | 6 | 3 | 9 | 6 | 10 | 5 | 2 | 4 | 9 | 10 | 6 | |
| 1962 | 39 | 7 | 2 | 3 | 2 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 5 |
| 1961 | 88 | 10 | 7 | 4 | 5 | 2 | 9 | 2 | 3 | 8 | 11 | 13 | 14 |
| 1960 | 34 | 5 | 2 | 2 | 3 | 5 | 3 | 1 | 1 | 1 | 4 | 3 | 4 |
| 1959 | 125 | 10 | 12 | 10 | 7 | 12 | 12 | 7 | 7 | 7 | 14 | 16 | 11 |
| 1958 | 75 | 5 | 8 | 7 | 5 | 3 | 8 | 15 | 12 | 12 | |||
| 1957 | 34 | 4 | 6 | 2 | 4 | 4 | 2 | 8 | 2 | 2 | |||
| 1956 | 39 | 4 | 2 | 4 | 2 | 1 | 7 | 3 | 5 | 8 | 1 | 2 | |
| 1955 | 12 | 1 | 1 | 1 | 4 | 1 | 2 | 2 | |||||
| 1954 | 15 | 2 | 1 | 2 | 2 | 1 | 1 | 3 | 1 | 1 | 1 | ||
| 1953 | 5 | 1 | 1 | 1 | 2 | ||||||||
| 1952 | 7 | 2 | 2 | 3 | |||||||||
| 1951 | 6 | 1 | 1 | 3 | 1 | ||||||||
| 1950 | 3 | 2 | 1 | ||||||||||
| 2101 |
