Appendix 2b.

Eigenvalues of the reduced correlation matix and proportion of variance explained.

Number of Factors	Eigenvalue	Proportion of variance explained due to factor(s)	Cumulative proportion of variance explained due to factor(s)
1	6.93836946	0.6078	0.6078
2	4.47754588	0.3922	1
3	0.55281134	0.0484	1.0484
4	0.2347888	0.0206	1.069
5	0.11564062	0.0101	1.0791
6	0.07989073	0.007	1.0861
7	−0.02620831	−0.0023	1.0838
8	−0.06348411	−0.0056	1.0783
9	−0.12619952	−0.0111	1.0672
10	−0.13120061	−0.0115	1.0557
11	−0.22795876	−0.02	1.0357
12	−0.40808045	−0.0357	1

Note: Factor loadings are derived from the orthogonal rotation.