| 年度 | 实际值 |
|---|---|
| 1992 | 617 |
| 1993 | 619 |
| 1994 | 640 |
| 1995 | 658 |
| 1996 | 666 |
| 1997 | 677 |
| 1998 | 685 |
| 1999 | 697 |
| 2000 | 720 |
| 2001 | 729 |
| 2002 | 738 |
| 2003 | 744.04 |
| 2004 | 763.92 |
| 2005 | 768.04 |
| 2006 | 774.17 |
| 2007 | 779.53 |
| 2008 | 787.23 |
| 2009 | |
| 2010 | 801.02 |
| 2011 | 809.27 |
| 2012 | 796.35 |
| 2013 | 782.56 |
| 2014 | 785.48 |
| 2015 | 791.68 |