| | | | | | | | | | | | | | | | | | | 1957 | | | | | | | | | | | | | 1968 | 1970 | | 1974 | | | | | | | | | 1974 1975 | | 1975 1977 | | 1976 2000 | 3000 | | | | | | 1975 | | | 1976 6 | | 1 976 9 | | | | | 1977 | | | | | | | | | | | | | | | 1982 400 | | | 11400 | | | 10 | | | 1983 600 | | | | | 13 | | | 40 | | | | | | | | | | | | | | |