| 年度 | 实际值 |
|---|---|
| 1992 | 512 |
| 1993 | 517 |
| 1994 | 521 |
| 1995 | 534 |
| 1996 | 543 |
| 1997 | 551 |
| 1998 | 562 |
| 1999 | 571 |
| 2000 | 582 |
| 2001 | 592 |
| 2002 | 606 |
| 2003 | 606.53 |
| 2004 | 620.01 |
| 2005 | 641.95 |
| 2006 | 653.82 |
| 2007 | 663.75 |
| 2008 | 668.37 |
| 2009 | |
| 2010 | 678.53 |
| 2011 | 682.18 |
| 2012 | 686.13 |
| 2013 | 689.11 |
| 2014 | 699.45 |
| 2015 | 702.51 |