| 年度 | 实际值 |
|---|---|
| 1992 | 295939 |
| 1993 | |
| 1994 | |
| 1995 | 338222 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 381142 |
| 2000 | 370436 |
| 2001 | 330053 |
| 2002 | 309046 |
| 2003 | 304543 |
| 2004 | 316173 |
| 2005 | 317425 |
| 2006 | 317309 |
| 2007 | 260233 |
| 2008 | 260265 |
| 2009 | 261664 |
| 2010 | 262151 |
| 2011 | 272033 |
| 2012 | 274363 |
| 2013 | 266727 |
| 2014 | 276900 |
| 2015 | 275257.8 |
| 2016 | 273110 |