| Composition | Sum of squared rotational loads | ||
| Total | Percentage of variance | Cumulative % | |
| 1 | 3.427 | 21.421 | 21.421 |
| 2 | 2.841 | 14.757 | 36.178 |
| 3 | 2.792 | 14.451 | 50.629 |
| 4 | 2.448 | 13.300 | 63.929 |
| 5 | 2.120 | 9.248 | 73.177 |
| 6 | 1.850 | 7.835 | 81.012 |