| 指标 | X1 | X2 | X3 | X4 | X5 | X6 |
| X1 | 1.000 | 0.957 | 0.300 | 0.134 | −0.810 | 0.884 |
| X2 | 0.957 | 1.000 | 0.387 | −0.064 | −0.934 | 0.738 |
| X3 | 0.300 | 0.387 | 1.000 | −0.828 | −0.543 | 0.049 |
| X4 | 0.134 | −0.064 | −0.828 | 1.000 | 0.372 | 0.479 |
| X5 | −0.810 | −0.934 | −0.543 | 0.372 | 1.000 | −0.455 |
| X6 | 0.884 | 0.738 | 0.049 | 0.479 | −0.455 | 1.000 |