Table 1.

Retained factors and total variance explained.

Components	Initial eigenvalues			Extraction sums of squared loadings
	Total	% of variance	Cumulative %	Total	% of variance	Cumulative %
1	5.30	35.35	35.35	5.30	35.35	35.35
2	1.19	7.98	43.33	1.19	7.98	43.33
3	1.09	7.31	50.65	1.09	7.31	50.65
4	1.01	6.79	57.44	1.01	6.79	57.44
5	0.97	6.50	63.95
6	0.74	4.96	68.91
7	0.71	4.78	73.70
8	0.64	4.31	78.01
9	0.61	4.09	82.11
10	0.56	3.76	85.88
11	0.53	3.59	89.47
12	0.46	3.09	92.56
13	0.42	2.80	95.37
14	0.38	2.56	97.94
15	0.30	2.06	100.00