年份 | 真实值 | 预测值 | 相对误差% |
2011 | 20,586.70 | 20,372.03 | 1.05 |
2012 | 24,366.90 | 24,540.27 | 0.71 |
2013 | 31,193.4 | 31,586.6421 | 1.26 |
2014 | 32,112 | 31,868.4486 | 0.76 |