年度 | 实际值 |
---|---|
1995 | 25.9 |
1996 | 25.9 |
1997 | 27.44 |
1998 | 27.7 |
1999 | 28 |
2000 | 28.7 |
2001 | 29.06 |
2002 | 32.16 |
2003 | 32.57 |
2004 | 33.32 |
2005 | 39.22 |
2006 | 39.3 |
2007 | 39.55 |
2008 | 40.41 |
2009 | |
2010 | 41.69 |
2011 | 42.64 |
2012 | 44.34 |
2013 | 45.17 |
2014 | 47.02 |
2015 | 49.42 |
2016 | 49.98 |
2017 | |
2018 | 49.8 |