年度 | 实际值 |
---|---|
1999 | 41 |
2000 | 46.6 |
2001 | 46.35 |
2002 | 46.39 |
2003 | 46.16 |
2004 | 43.42 |
2005 | 37.18 |
2006 | 36.93 |
2007 | 34.38 |
2008 | 34.29 |
2009 | |
2010 | 34.72 |
2011 | 30.42 |
2012 | 32.61 |
2013 | 33.58 |
2014 | 30.29 |
2015 | 32.76 |
2016 | 42.04 |
2017 | 52.14 |
2018 | 52.57 |