Table 5.

Principal component analysis results (raw values).

	F1	F2	F3	F4	F5	F6	F7	F8	F9	F10	F11	F12
Raw value	4.547	3.011	1.112	0.883	0.728	0.563	0.440	0.342	0.193	0.143	0.030	0.008
Variability (%)	37.891	25.090	9.266	7.355	6.066	4.695	3.666	2.852	1.608	1.188	0.254	0.069
Cumulative	37.891	62.981	72.248	79.602	85.668	90.363	94.029	96.880	98.488	99.677	99.931	100