年份

实际值

预测值

残差

相对误差

P

S₁

S₂

2010

442.6700

442.6700

0.0000

0.0000

98.89%

377.7121

12.6602

2011

587.4800

568.5430

−18.9369

−0.0322

2012

658.2400

649.8332

−8.4068

−0.0128

2013

738.0900

742.7462

4.6562

0.0063

2014

850.1300

848.9438

−1.1862

−0.0014

2015

978.6600

970.3255

−8.3345

−0.0085

2016

1090.5600

1109.0624

18.5024

0.0170

2017

1256.2200

1267.6358

11.4158

0.0091

2018

1473.8900

1448.8820

−25.0080

−0.0170

2019

1667.6200

1656.0427

−11.5772

−0.0069