Table 5.

Eigenvalues of the correlation matrix.

	Main Components
Settings	Dim,1	Dim,2	Dim,3	Dim,4
Own value	4.74	2.18	1.13	0.66
Percentage of variance	47.43	2.,80	11.28	6.62
Cumulative percentage of variance	47.43	69.23	80.51	87.13