| 特征值 | 主成分贡献率(%) | 累计贡献率(%) | 变量 | 因子1 | 因子2 |
1 | 2.599 | 64.970 | 64.970 | X1 | 0.927 | 0.071 |
2 | 0.732 | 18.296 | 83.266 | X2 | 0.861 | 0.435 |
3 | 0.558 | 13.944 | 97.210 | X3 | 0.133 | 0.927 |
4 | 0.112 | 2.790 | 100.000 | X4 | 0.566 | 0.581 |