| x1 | x2 | x3 | x4 | x5 | x6 | x7 | |
| 初始值 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 |
| 提取 | 0.942 | 0.949 | 0.39 | 0.751 | 0.508 | 0.965 | 0.861 |
| 提取方法：主成份分析 | |||||||