Name

Load factor

F1

F2

F3

Disposable income per capita

0.638

0.191

−0.21

Energy consumption per unit of GDP (t standard coal million yuan)

0.682

−0.414

0.242

Service industry as a percentage of GDP

0.612

−0.061

0.391

Vegetation cover (%)

0.197

0.655

0.527

Proportion of protected area to country

0.388

−0.665

0.003

Unemployment rate

−0.003

0.855

−0.153

Popularity of eco-civilization publicity

0.61

0.096

0.589

Number of lawyers per million people

0.8

0.29

−0.192

Number of visitors

0.672

0.358

−0.526

Number of 4a and 5a scenic spots

0.697

−0.336

−0.405

Engel’s coefficient

0.675

0.048

0.081