| 年度 | 实际值 |
|---|---|
| 1992 | 541 |
| 1993 | 548 |
| 1994 | 552 |
| 1995 | 561 |
| 1996 | 565 |
| 1997 | 572 |
| 1998 | 578 |
| 1999 | 583 |
| 2000 | 589 |
| 2001 | 594 |
| 2002 | 597 |
| 2003 | 602.33 |
| 2004 | 606.35 |
| 2005 | 609.07 |
| 2006 | 615.49 |
| 2007 | 625.07 |
| 2008 | 635.06 |
| 2009 | |
| 2010 | 651.77 |
| 2011 | 660.94 |
| 2012 | 673.85 |
| 2013 | 661.83 |
| 2014 | 705.75 |
| 2015 | 722.34 |