| Component | Initial Eigenvalues | Extraction Sums of Squared Loadings | Rotation Sums of Squared Loadingsa | ||||
| Total | % of Variance | Cumulative % | Total | % of Variance | Cumulative % | Total | |
| 1 | 5.380 | 29.891 | 29.891 | 5.380 | 29.891 | 29.891 | 4.349 |
| 2 | 3.174 | 17.632 | 47.523 | 3.174 | 17.632 | 47.523 | 3.598 |
| 3 | 2.589 | 14.383 | 61.906 | 2.589 | 14.383 | 61.906 | 3.016 |
| 4 | 2.141 | 11.896 | 73.802 | 2.141 | 11.896 | 73.802 | 3.310 |
| 5 | 1.011 | 5.617 | 79.419 | 1.011 | 5.617 | 79.419 | 1.441 |
| 6 | 0.662 | 3.679 | 83.098 |
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| 7 | 0.562 | 3.123 | 86.220 |
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| 8 | 0.515 | 2.864 | 89.084 |
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| 9 | 0.398 | 2.214 | 91.298 |
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| 10 | 0.321 | 1.781 | 93.079 |
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| 11 | 0.250 | 1.388 | 94.466 |
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| 12 | 0.234 | 1.298 | 95.764 |
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| 13 | 0.199 | 1.105 | 96.869 |
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| 14 | 0.182 | 1.014 | 97.883 |
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| 15 | 0.140 | 0.777 | 98.659 |
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| 16 | 0.115 | 0.636 | 99.296 |
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| 17 | 0.077 | 0.429 | 99.725 |
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| 18 | 0.049 | 0.275 | 100.000 |
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