| 面积序号 | 面积(平方米) |
| 1 | −13.417 |
| 2 | 19.735 |
| 3 | 530.482 |
| 4 | −435.584 |
| 5 | 46.827 |
| 6 | −2739.562 |
| 7 | 16.689 |
| 8 | −1940.867 |
| 9 | 1750.076 |
| 求和 | −2765.6197 |