年度 | 实际值 |
---|---|
1997 | 16.45 |
1998 | 28 |
1999 | |
2000 | |
2001 | |
2002 | 27.28 |
2003 | 37.06 |
2004 | 40.25 |
2005 | 41.97 |
2006 | 45.43 |
2007 | 47.12 |
2008 | 55.11 |
2009 | |
2010 | 49.27 |
2011 | 52.66 |
2012 | 52.57 |
2013 | 49.54 |
2014 | 48.75 |
2015 | 43.19 |
2016 | 44.41 |
2017 | 40.79 |
2018 | 37.6 |