| Parameter | Coefficients of PC1 | Coefficients of PC2 | Coefficients of PC3 | Coefficients of PC4 |
| FC | −0.08 | 0.10 | 0.59 | 0.02 |
| BD | 0.08 | 0.53 | −0.15 | 0.26 |
| PR | 0.09 | −0.32 | −0.48 | −0.13 |
| PH | 0.14 | 0.38 | −0.37 | 0.27 |
| HBW | 0.32 | 0.05 | 0.07 | −0.08 |
| BL | 0.30 | −0.01 | 0.04 | 0.23 |
| BW | 0.26 | −0.05 | 0.26 | −0.07 |
| BT | 0.22 | −0.13 | 0.26 | −0.31 |
| FFW | 0.32 | 0.11 | −0.02 | −0.06 |
| FL | 0.29 | 0.08 | 0.15 | 0.21 |
| FW | 0.30 | 0.15 | 0.01 | −0.28 |
| FT | 0.28 | 0.22 | −0.04 | −0.21 |
| FGD | 0.31 | 0.16 | 0.04 | −0.09 |
| FSI | 0.05 | −0.14 | 0.26 | 0.66 |
| LL | 0.27 | −0.25 | −0.05 | 0.06 |
| LW | 0.24 | −0.36 | −0.13 | 0.20 |
| LA | 0.25 | −0.33 | −0.06 | 0.16 |
| Eigen value | 8.67 | 2.55 | 1.87 | 1.45 |
| Percentage | 51.01% | 15.01% | 11.04% | 8.50% |
| Cumulative | 51.01% | 66.02% | 77.06% | 85.62 |