$f_1$

$f_2$

$f_3$

$f_4$

$f_1$

$f_2$

$f_3$

$f_4$

$X_1$

0.3434

0.0993

0.7329

−0.1865

$X_8$

0.9781

0.0178

−0.0341

−0.1970

$X_2$

−0.2062

−0.0018

−0.0324

0.7278

$X_9$

0.9576

0.1140

0.0307

−0.2548

$X_3$

0.0044

−0.1652

0.5633

0.1446

$X_{10}$

0.6516

0.7397

0.1678

0.0078

$X_4$

0.1928

0.1612

0.1340

0.3830

$X_{11}$

0.1379

0.8950

−0.1233

0.1559

$X_5$

−0.1711

0.3884

0.8756

0.0687

$X_{12}$

−0.2667

-0.0942

−0.1460

0.4863

$X_6$

−0.0486

0.9718

0.1763

0.0525

$X_{13}$

−0.1541

0.2296

0.1838

0.4631

$X_7$

0.9907

0.0470

0.0832

−0.0616