年度 | 实际值 |
---|---|
1995 | 15.3 |
1996 | 15.9 |
1997 | 28.85 |
1998 | 14 |
1999 | |
2000 | |
2001 | |
2002 | 14.2 |
2003 | 15.78 |
2004 | 16.23 |
2005 | 12.54 |
2006 | 11.87 |
2007 | 10.3 |
2008 | 8.82 |
2009 | |
2010 | 8.52 |
2011 | 9.14 |
2012 | 12.22 |
2013 | 11.67 |
2014 | 11.22 |
2015 | 10.2 |
2016 | 10.91 |
2017 | 22.63 |
2018 | 19.79 |