Table 5.

Principal components analysis (PCA)

Component	Eigenvalue	Percentage	Cumulative percentage
1	4521	75,359	75,359
2	1021	17,013	92,372
3	0,218	3629	96,001
4	0,150	2499	98,500
5	0,065	1088	99,588
6	0,025	0,412	100,000