| 题项 | 总计 | 方差百分比 | 累积解释方差% | 
| 1 | 8.596 | 30.701 | 30.701 | 
| 2 | 3.099 | 11.069 | 41.770 | 
| 3 | 2.149 | 7.673 | 49.444 | 
| 4 | 2.029 | 7.245 | 56.689 | 
| 5 | 1.470 | 5.249 | 61.938 | 
| 6 | 1.340 | 4.786 | 66.724 | 
| 7 | 1.220 | 4.358 | 71.083 | 
| 8 | 0.866 | 3.091 | 74.174 | 
| 9 | 0.721 | 2.573 | 76.748 | 
| 10 | 0.714 | 2.550 | 79.298 | 
| 11 | 0.541 | 1.933 | 81.231 | 
| 12 | 0.515 | 1.838 | 83.069 | 
| 13 | 0.499 | 1.783 | 84.853 | 
| 14 | 0.447 | 1.595 | 86.448 | 
| 15 | 0.389 | 1.390 | 87.838 | 
| 16 | 0.371 | 1.326 | 89.163 | 
| 17 | 0.357 | 1.276 | 90.439 | 
| 18 | 0.336 | 1.199 | 91.638 | 
| 19 | 0.311 | 1.111 | 92.749 | 
| 20 | 0.297 | 1.061 | 93.810 | 
| 21 | 0.278 | 0.992 | 94.802 | 
| 22 | 0.252 | 0.900 | 95.702 | 
| 23 | 0.240 | 0.856 | 96.558 | 
| 24 | 0.225 | 0.803 | 97.362 | 
| 25 | 0.216 | 0.772 | 98.134 | 
| 26 | 0.189 | 0.676 | 98.810 | 
| 27 | 0.176 | 0.628 | 99.438 | 
| 28 | 0.157 | 0.562 | 100.000 |