Q1

Q2

Q3

Q4

2004

NA

NA

1.187011

1.579008

2005

0.432641

0.801173

1.202206

1.571509

2006

0.419662

0.808807

1.206341

1.547956

2007

0.424124

0.801564

1.269684

1.521969

2008

0.422332

0.798793

1.230156

1.516273

2009

0.438002

0.849254

1.20934

1.511254

2010

0.441151

0.818671

1.223212

1.516231

2011

0.44562

0.812181

1.225829

1.523374

2012

0.437269

0.81196

1.213792

1.536675

2013

0.448293

0.803973

1.210456

1.546891

2014

0.437445

0.800809

1.210519

1.559771

2015

0.431957

0.798924

1.202764

1.606942

2016

0.419863

0.769405

NA

NA

平均值

0.433197

0.806293

1.215943

1.544821

季节指数S

0.433169

0.806242

1.215866

1.544723