1 2 | 2 | | | | | | | | 16 8 | | 1% 1. 5% | 7 10 | | 12 16 4 5 | 7 8 | 2.5% | | | | 70% 90% | 17% 19% 2700 | 2750 3% 4% | 70% 80% 100 | 1 2 | |