| | | 1953 1979 | 1985 | | 1960 12% 1961 | 1965 | 50 | 12% 1966 | | | | 30% 1979 50% | 1961 | 750 | 15 3 1 | 1962 15 1 2 | 1.37 | | 1970 | 30% 1975 | | | 1986 | 1987 | 6 3 | | 1989 | | 25 | 20 3 | 10 | | 1978 | | | 1980 1 870 | 1981 | 1985 4 | | | | 12 259 | | | | 1989 11919 129.9 | 462.3 |