| 0~200 m | 200~400 m | 400~800 m | 800~1500 m | 3000~3500 m | ≥3500 m | 合计 |
一月 | 0.1% | 0.0% | 0.0% | 0.2% | 0.7% | 6.5% | 8.5% |
二月 | 0.1% | 0.0% | 0.1% | 0.2% | 0.3% | 6.6% | 7.8% |
三月 | 0.0% | 0.0% | 0.0% | 0.1% | 0.6% | 7.6% | 8.5% |
四月 | 0.0% | 0.1% | 0.0% | 0.2% | 0.2% | 7.5% | 8.2% |
五月 | 0.0% | 0.0% | 0.1% | 0.2% | 0.3% | 7.8% | 8.5% |
六月 | 0.0% | 0.0% | 0.0% | 0.0% | 0.2% | 7.9% | 8.3% |
七月 | 0.0% | 0.0% | 0.0% | 0.0% | 0.1% | 8.3% | 8.5% |
八月 | 0.0% | 0.0% | 0.0% | 0.0% | 0.2% | 8.2% | 8.5% |
九月 | 0.0% | 0.0% | 0.1% | 0.1% | 0.1% | 8.0% | 8.3% |
十月 | 0.0% | 0.1% | 0.1% | 0.1% | 0.2% | 7.5% | 8.3% |
十一月 | 0.1% | 0.1% | 0.1% | 0.3% | 0.3% | 7.0% | 8.0% |
十二月 | 0.0% | 0.1% | 0.2% | 0.3% | 0.8% | 6.8% | 8.5% |
合计 | 0.3% | 0.3% | 0.7% | 1.7% | 4.1% | 89.8% | 100.0% |