年度 | 实际值 |
---|---|
1995 | 23.2 |
1996 | |
1997 | |
1998 | 32.1 |
1999 | |
2000 | 32.6 |
2001 | 34.56 |
2002 | 35.07 |
2003 | 35.8 |
2004 | 33.9 |
2005 | 38.2 |
2006 | 40.19 |
2007 | 41.14 |
2008 | 40.23 |
2009 | |
2010 | 35.9 |
2011 | 34.18 |
2012 | 34.33 |
2013 | 34.89 |
2014 | 38.53 |
2015 | 40.04 |
2016 | 41.57 |
2017 | |
2018 | 44.63 |