| | 12 2 | | | | | | 500 | | | | | | | 500 1 | 1 | | 1 1000 / | 3 600 | 200 200 | | | | 1 5 | | 5 | | | | | | | 1. | | | | 2. | | | 3. | | | | 4. | 8 15 12 31 | | | | | | | | |