| Component1 | Eigenvalues | Total % of variance | Cumulative % of variance |
| 1 | 3.86 | 24.14 | 24.14 |
| 2 | 2.17 | 13.55 | 37.70 |
| 3 | 1.53 | 9.57 | 47.27 |
| 4 | 1.23 | 7.71 | 54.98 |