| 年度 | 实际值 |
|---|---|
| 1992 | 545 |
| 1993 | 551 |
| 1994 | 555 |
| 1995 | 566 |
| 1996 | 578 |
| 1997 | 593 |
| 1998 | 603 |
| 1999 | 615 |
| 2000 | 636 |
| 2001 | 649 |
| 2002 | 662 |
| 2003 | 672.6 |
| 2004 | 685.63 |
| 2005 | 691.44 |
| 2006 | 716.59 |
| 2007 | 727.93 |
| 2008 | 737.36 |
| 2009 | |
| 2010 | 743.7 |
| 2011 | 752.64 |
| 2012 | 753.7 |
| 2013 | 849.18 |
| 2014 | 853.51 |
| 2015 | 754.81 |