| 年度 | 实际值 |
|---|---|
| 1992 | 231515 |
| 1993 | |
| 1994 | |
| 1995 | 255131 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 326984 |
| 2000 | 316501 |
| 2001 | 291431 |
| 2002 | 235438 |
| 2003 | 228482 |
| 2004 | 209592 |
| 2005 | 220217 |
| 2006 | 243417 |
| 2007 | 204886 |
| 2008 | 204749 |
| 2009 | 208364 |
| 2010 | 210045 |
| 2011 | 218971 |
| 2012 | 231815 |
| 2013 | 210239 |
| 2014 | 221800 |
| 2015 | 221700 |
| 2016 | 220949 |