Table 3.
Factor analysis for each component
| Component number | Eigen value | Variance contribution (%) | Cumulative variance contribution (%) |
|---|---|---|---|
| Principal component 1 | 6.30 | 45.02 | 45.02 |
| Principal component 2 | 5.54 | 39.58 | 84.60 |
| Principal component 3 | 2.16 | 15.4 | 100 |
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