组分

特征值

贡献率

累计贡献率

1

2.710

33.881

33.981

2

1.837

22.958

56.839

3

1.224

15.294

72.134

4

0.955

11.931

84.065

5

0.514

6.423

90.488

6

0.490

6.120

96.608

7

0.271

3.392

100.000