年度 | 实际值 |
---|---|
1995 | 10.8 |
1996 | 14.4 |
1997 | 13.78 |
1998 | 14.8 |
1999 | 14.3 |
2000 | 12.9 |
2001 | 12.78 |
2002 | 11.99 |
2003 | 10.58 |
2004 | 7.59 |
2005 | 7.72 |
2006 | 7.03 |
2007 | 6.41 |
2008 | 6.18 |
2009 | |
2010 | 6.24 |
2011 | 6.35 |
2012 | 6.32 |
2013 | 6.26 |
2014 | 6.58 |
2015 | 7.06 |
2016 | 11.02 |
2017 | |
2018 | 8.72 |