年份

实际值

预测值

残差

相对误差

P

S1

S2

2010

721.12

721.12

0

0

98.31%

460.2935328

28.95481752

2011

891.65

962.2348532

70.5849

0.03484

2012

1112.02

1069.146767

−42.8732

0.01296

2013

1221.5

1187.937442

−33.5626

0.00578

2014

1321.64

1319.926701

−1.7133

0.04814

2015

1460.42

1466.581013

6.1610

0.01173

2016

1643.29

1629.52978

−13.7602

0.03856

2017

1812.24

1810.583446

−1.6566

0.04749

2018

1998.08

2011.753608

13.6736

0.00765

2019

2240.12

2235.275369

−4.8446

0.03867