| 变量 | 成分 | ||
| 1 | 2 | 3 | |
| SP | 0.776 | 0.245 | -0.461 |
| CNL | 0.86 | -0.391 | 0.105 |
| AC | 0.826 | -0.354 | 0.273 |
| GR | 0.756 | -0.531 | -0.118 |
| DEN | -0.894 | -0.184 | 0.055 |
| RT | 0.516 | 0.673 | 0.441 |
| Rxo | 0.407 | 0.81 | -0.122 |