| | | | | | 10000 | | | | | | | 2020 | | | | | | | | | 1983 | 9000 | | | | 6 5 | | | 1980 2000 | | | | | | | | | | 250 | | | | | | | | | | | 9000 8000 | | | | 90% | | | | | | | | | | | | |