| 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% |