| module | Initial eigenvalue | Extraction of the square sum of loads | The square sum of the rotation load | ||||||
| Total | Percentage of variance | Cumulative % | Total | Percentage of variance | Cumulative % | Total | Percentage of variance | Cumulative % | |
| 1 | 2.554 | 63.862 | 63.862 | 2.554 | 63.862 | 63.862 | 2.541 | 63.536 | 63.536 |
| 2 | 1.072 | 26.797 | 90.659 | 1.072 | 26.797 | 90.659 | 1.085 | 27.122 | 90.659 |
| 3 | .243 | 6.069 | 96.727 |
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| 4 | .131 | 3.273 | 100.000 |
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