年度 | 实际值 |
---|---|
1995 | 18.4 |
1996 | 16.3 |
1997 | 16.69 |
1998 | 16.4 |
1999 | |
2000 | 16.2 |
2001 | 17.41 |
2002 | 18.55 |
2003 | 20.63 |
2004 | 20.43 |
2005 | 18.71 |
2006 | 21.13 |
2007 | 22.78 |
2008 | 23.86 |
2009 | |
2010 | 33.81 |
2011 | 40.48 |
2012 | 42.89 |
2013 | 46.03 |
2014 | 46.04 |
2015 | 46.64 |
2016 | 46.62 |
2017 | |
2018 | 48.99 |