Parameters

Omni-Directions

South-North

Northeast-Southwest

East-West

Southeast-Northwest

Year

D

R²

D

R²

D

R²

D

R²

D R²

1991

1.827

0.502

1.818

0.599

1.851

0.419

1.921

0.010

1.988 0.001

1998

1.779

0.635

1.827

0.647

1.729

0.784

1.770

0.309

1.952 0.013

2005

1.785

0.708

1.814

0.698

1.783

0.827

1.801

0.355

1.937 0.021

2013

1.793

0.786

1.789

0.746

1.820

0.816

1.909

0.115

1.973 0.005