Year

China

UK

Japan

USA

World

2004

5612

4706

4545

15,255

95,450

2005

6601

5012

5161

17,327

107,530

2006

7915

6012

5796

19,181

124,270

2007

9558

6172

6210

20,170

142,110

2008

14,307

4597

7820

12,874

160,970

2009

12,015

3507

5808

10,569

124,610

2010

15,778

4047

7698

12,781

152,380

2011

18,984

5025

8232

14,804

182,910

2012

20,488

4684

7986

15,473

183,230

2013

22,090

5410

7151

15,796

188,260

2014

23,427

5068

6838

16,232

189,350