年度 | 实际值 |
---|---|
1995 | 23.9 |
1996 | 24.7 |
1997 | 23.75 |
1998 | 25.5 |
1999 | |
2000 | 28.2 |
2001 | 26.44 |
2002 | 25.05 |
2003 | 25.8 |
2004 | 25.97 |
2005 | 22.24 |
2006 | 22.7 |
2007 | 23.96 |
2008 | 24.11 |
2009 | |
2010 | 24.74 |
2011 | 25.45 |
2012 | 26.48 |
2013 | 26.91 |
2014 | 26.8 |
2015 | 26.26 |
2016 | 25.49 |
2017 | |
2018 | 26.02 |