| 年度 | 实际值 |
|---|---|
| 1992 | 381.94 |
| 1993 | 388.12 |
| 1994 | 395.21 |
| 1995 | 401.27 |
| 1996 | 407.29 |
| 1997 | 413.09 |
| 1998 | 417.95 |
| 1999 | 448.94 |
| 2000 | 458.83 |
| 2001 | 461.59 |
| 2002 | 479.5 |
| 2003 | 484.64 |
| 2004 | 487.52 |
| 2005 | 491.29 |
| 2006 | 495.35 |
| 2007 | 500.82 |
| 2008 | 506.57 |
| 2009 | |
| 2010 | 524.11 |
| 2011 | 529.4 |
| 2012 | 532.9 |
| 2013 | 540 |
| 2014 | |
| 2015 | 550.46 |
| 2016 | 559 |
| 2017 | 565 |
| 2018 | 569 |