Variable | Factor 1 | Factor 2 | Factor 3 |
Cd | 0.877 | −0.124 | 0.437 |
Cu | 0.400 | 0.746 | 0.317 |
Pb | 0.424 | 0.682 | −0.466 |
Ni | −0.164 | 0.300 | 0.556 |
Zn | 0.834 | −0.507 | 0.071 |
Fe | 0.634 | −0.011 | −0.443 |
Variance % | 37.202 | 23.082 | 16.975 |
Cumulative % | 37.202 | 60.284 | 77.259 |