年份

实际值

预测值

残差

相对误差

P

S1

S2

2009

427.48

427.48

0

0

96.59%

444.5419391

42.47649949

2010

509.47

575.4216791

65.9517

0.12945

2011

679.67

655.9934537

−23.6765

0.03484

2012

757.67

747.8470606

−9.8229

0.01296

2013

847.66

852.562206

4.9022

0.00578

2014

927.3

971.9397902

44.6398

0.04814

2015

1095.19

1108.032879

12.8429

0.01173

2016

1313.85

1263.182013

−50.6680

0.03856

2017

1511.85

1440.055462

−71.7945

0.04749

2018

1654.35

1641.695108

−12.6549

0.00765

2019

1801.89

1871.56877

69.6788

0.03867