| | | 15 | | | | 13 | | | | | | | | | | | | 1945 | 1958 | | | | | | 1958 5.1 | | | 1960 | | | | — | | | | | 1946 6 | 1949 12 31 | 1951 10 | | 1956 3 | | 1958 12 | | 1961 | | 1966 1967 | 1968 12 | | 1978 12 | | 1984 2 | | 2008 336 626 4000 | 1000 17000 2000 | 23000 17000 | | | | |