| 年度 | 实际值 |
|---|---|
| 1992 | 2268 |
| 1993 | 2319 |
| 1994 | 2338 |
| 1995 | 2390 |
| 1996 | 2435 |
| 1997 | 2478 |
| 1998 | 2519 |
| 1999 | 2556 |
| 2000 | 2612 |
| 2001 | 2667 |
| 2002 | 998 |
| 2003 | 13905.52 |
| 2004 | 13977.24 |
| 2005 | 14052.41 |
| 2006 | 899.43 |
| 2007 | 906.48 |
| 2008 | 923.42 |
| 2009 | |
| 2010 | 767.21 |
| 2011 | 949.43 |
| 2012 | 958.21 |
| 2013 | 973.28 |
| 2014 | 997.51 |
| 2015 | 1008.73 |