| 年度 | 实际值 |
|---|---|
| 1992 | 304891 |
| 1993 | |
| 1994 | |
| 1995 | 300108 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 251666 |
| 2000 | 229000 |
| 2001 | 253000 |
| 2002 | 187479 |
| 2003 | 202847 |
| 2004 | 223282 |
| 2005 | 235576 |
| 2006 | 260801 |
| 2007 | 263571 |
| 2008 | 251454 |
| 2009 | 260828 |
| 2010 | 265756 |
| 2011 | 265058 |
| 2012 | 260347 |
| 2013 | 265970 |
| 2014 | 253497 |
| 2015 | 249965 |
| 2016 | 257157 |