| 年度 | 实际值 |
|---|---|
| 2000 | 97.59 |
| 2001 | 100.2 |
| 2002 | 100.1 |
| 2003 | 100.616127555056 |
| 2004 | 98.9701852005647 |
| 2005 | 101.897608222969 |
| 2006 | 101.595593663052 |
| 2007 | 101.053496077709 |
| 2008 | 100.397149536659 |
| 2009 | 100.044752741105 |
| 2010 | 99.7064606352635 |
| 2011 | 99.42 |
| 2012 | 99.0643547676438 |
| 2013 | |
| 2014 | 100.13 |
| 2015 | 99.8821066814234 |