Table 4 Statistical data of principal components
Component | Characteristic root | Contribution rate % | Cumulative contribution rate % |
|---|---|---|---|
1 | 4.938 | 82.294 | 82.294 |
2 | 0.672 | 11.196 | 93.490 |
3 | 0.168 | 2.795 | 96.286 |
4 | 0.115 | 1.909 | 98.194 |
5 | 0.100 | 1.659 | 99.854 |
6 | 0.009 | 0.146 | 100.000 |