年份(年)

实际GDP (百亿元)

预测GDP (百亿元)

相对残差

2011

390.6

390.6

0

2012

429.6

443.1

−0.03163

2013

473.4

474.0

−0.00131

2014

507.7

507.0

0.001395

2015

552.9

542.3

0.019247

2016

587.6

580.0

0.012971

2017

630.1

620.3

0.015518

2018

666.5

663.5

0.004543

2019

705.4

709.6

−0.005988

2020

728.0

759.0

−0.042563

2021

831.0

811.8

0.023127