索引项

原始值

预测值

残差

相对误差(%)

2015

8250.01

8250.01

0

0

2016

8755.21

8846.465

−91.255

1.042

2017

9258.4

9381.573

−123.173

1.33

2018

10100.96

9949.05

151.91

1.504

2019

10739.76

10550.852

188.908

1.759

2020

11233.52

11189.056

44.464

0.396

2021

11709.01

11865.864

−156.854

1.34