| | | 1990 | 7% 8% | | 1982 2002 20 | 10 | | | | | | | | | | | | 40 | 160 | 10 20 44% | | | | | 28 | | | | | | | | 30% 50% | | | | | | | | | | | | | | | | | | | | | | 75 | | | | | | | | | | | | | | 4 | | | | | | | | | | | | |