| 1933 | | | | 1945 | 70 | 1956 | 414 1105 | 297 | | 1964 | | | 76 | | | | | | | | | | 1973 | | 1975 | | | 1980 | | 1990 | 2140 7500 | 7323 33.4% | | 400 | | | 1975 42 | 5000 1990 | | 496 | 30% | | | | | | | | | | 200 50 | | 20 | | 200 | | | | | | |