Table 5.

Total variation with its corresponding number of PCs.

Total variation	0.2	0.0482	0.06	0.0014	0.00031	0.00019	0.000123
Number of PCs	2	5	10	15	20	25	30
Total variation	0.00008	0.000046	0.00003	0.000017	0.000008
Number of PCs	35	40	45	50	55