年度 | 实际值 |
---|---|
2000 | 8.2 |
2001 | 2.9 |
2002 | 5.5 |
2003 | 8.1 |
2004 | 4.6 |
2005 | 11 |
2006 | 11.7 |
2007 | 17.81600194 |
2008 | 17.0109174150379 |
2009 | 15.6 |
2010 | 19.3 |
2011 | 15.0246345773502 |
2012 | 11.3086723221898 |
2013 | 15.1 |
2014 | 10 |
2015 | 7.1128138804214 |
2016 | 7.3 |
2017 | 8.5 |