Table 3.

Factor loading eigenvalues and percentage of variance explained for PC1 and PC2 from principal component analysis.

Variables	Component
	1	2
BL	0.964	−0.107
CBL	0.956	−0.143
GLS	0.944	−0.208
LUTR	0.922	−0.090
PL	0.910	0.165
LBTR	0.895	0.100
BM1	0.874	0.251
ZMB	0.832	0.020
IOB	0.791	−0.022
MTW	0.745	0.306
GWN	0.308	0.715
CH	0.591	−0.642
Eigenvalues	8.294	1.210
Variance explained (%)	69.116	10.081