| 年度 | 实际值 |
|---|---|
| 1992 | 257384 |
| 1993 | |
| 1994 | |
| 1995 | 281700 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 280728 |
| 2000 | 277357 |
| 2001 | 271335 |
| 2002 | 253406 |
| 2003 | 246864 |
| 2004 | 273796 |
| 2005 | 302935 |
| 2006 | 308717 |
| 2007 | 343088 |
| 2008 | 368166 |
| 2009 | 394355 |
| 2010 | 397557 |
| 2011 | 384370 |
| 2012 | 390610 |
| 2013 | 382017 |
| 2014 | 392604 |
| 2015 | 398493 |
| 2016 | 376368 |