年度 | 实际值 |
---|---|
2000 | 4.7 |
2001 | 6.6 |
2002 | 5.8 |
2003 | 9.2 |
2004 | 8.7 |
2005 | 7.4 |
2006 | 9.4 |
2007 | 10.9282175333791 |
2008 | 10.2613562259478 |
2009 | 10.6 |
2010 | 15.1 |
2011 | 13.8523370049154 |
2012 | 12 |
2013 | 12.8 |
2014 | 11.3 |
2015 | 9.73918470906156 |
2016 | 12.6 |
2017 | 5.2 |