| 年度 | 实际值 |
|---|---|
| 1992 | 307242 |
| 1993 | |
| 1994 | |
| 1995 | 307208 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 314100 |
| 2000 | 265400 |
| 2001 | 252300 |
| 2002 | 268900 |
| 2003 | 236300 |
| 2004 | 260985 |
| 2005 | 251500 |
| 2006 | 276912 |
| 2007 | 267012 |
| 2008 | 293310 |
| 2009 | 298121 |
| 2010 | 303706 |
| 2011 | 327249 |
| 2012 | 337056 |
| 2013 | 337500 |
| 2014 | 336900 |
| 2015 | 338400 |
| 2016 | 311442 |