| 年度 | 实际值 |
|---|---|
| 1992 | 588 |
| 1993 | 597 |
| 1994 | 603 |
| 1995 | 622 |
| 1996 | 633 |
| 1997 | 641 |
| 1998 | 648 |
| 1999 | 656 |
| 2000 | 666 |
| 2001 | 677 |
| 2002 | 690 |
| 2003 | 705.29 |
| 2004 | 719.17 |
| 2005 | 729.3 |
| 2006 | 740.76 |
| 2007 | 757.64 |
| 2008 | 767.2 |
| 2009 | |
| 2010 | 779.04 |
| 2011 | 783.44 |
| 2012 | 790.32 |
| 2013 | 798.98 |
| 2014 | 808.03 |
| 2015 | 815.29 |