| | | | | | | | | | | 80 | 20%—30% | | | 100 | | | | | | | | | | | | | | | | | | | 3 | ---6 | 50 | 3 | 150 | | | | 6 10 | | | | | | | | | | | | | | | | | | | | | | | | | |