年度 | 实际值 |
---|---|
1995 | 25.6 |
1996 | 27.6 |
1997 | 30.46 |
1998 | 31.2 |
1999 | 32.3 |
2000 | 33 |
2001 | 32.98 |
2002 | 34.11 |
2003 | 33.6 |
2004 | 34.26 |
2005 | 36.11 |
2006 | 39.65 |
2007 | 42.43 |
2008 | 46.14 |
2009 | |
2010 | 51.43 |
2011 | 51.28 |
2012 | 52.64 |
2013 | 55.18 |
2014 | 55.5 |
2015 | 56.16 |
2016 | 52.57 |
2017 | |
2018 | 46.28 |