PC 1

PC 2

PC 3

PC 4

PC 5

PC 6

PC 7

PC 8

特征值

12.1000

1.2000

0.6000

0.5000

0.2000

0.1000

0.0900

0.0800

贡献率

80.46%

8.24%

3.94%

3.13%

1.63%

0.99%

0.59%

0.53%

累积贡献率

80.46%

88.70%

92.64%

95.77%

97.40%

98.39%

98.98%

99.51%