年度 | 实际值 |
---|---|
2000 | 274.7 |
2001 | 275.1 |
2002 | 275.5 |
2003 | 274.832 |
2004 | 273.0201 |
2005 | 273.563 |
2006 | 274.2053 |
2007 | 275.2007 |
2008 | 276.7505 |
2009 | 277.7726 |
2010 | 278.3585 |
2011 | 279.3893 |
2012 | 279.5721 |
2013 | 280.2 |
2014 | 279.8443 |
2015 | 279.945 |
2016 | 280 |
2017 | 280 |
2018 | 279 |