PCA SUMMARY

Std. deviation of components:
                   Comp.1     Comp.2     Comp.3     Comp.4
Std. deviation      1.706      0.960      0.384      0.144
Proportion Var     72.770     23.031      3.684      0.515
Cumulative Var     72.770     95.801     99.485    100.000

