21 72 | | | | | | | 21 26 | 21 26 | | 12%-20% | 4 5 | 1 | 85% 28 | 90% | 3 4 | | | 0.5% | 72 65%-70% | | 01 40 | 80% 40 60 | 70%-80% 60 | 70% | | 1 2 3 17% | 16.5% 15% | | | | | 02 | 1. | | | | | | | | | | | 2. | | | | | | 1%-2% | 0.02% | | 03 | | | 2 100 | 230 3 4 | | | | | | 8% | 9% | | | | | |