年份

实际值

预测值

残差

相对误差

P

S1

S2

2011

538.80

538.8

0

0.000000

100%

5995.288263

343.5911

2012

619.03

628.0628043

−9.032804342

0.014592

2013

698.90

686.6566288

12.24337121

0.017518

2014

712.00

750.7168433

−38.71684328

0.054378

2015

829.30

820.7534234

8.546576587

0.010306

2016

907.16

897.3239219

9.836078108

0.010843

2017

1010.41

981.0379072

29.37209284

0.029069

2018

1081.57

1072.561816

9.008183911

0.008329

2019

1169.40

1172.624259

−3.224259406

0.002757

2020

1266.58

1282.021822

−15.44182207

0.012192