| 年度 | 实际值 |
|---|---|
| 1992 | 12459 |
| 1993 | |
| 1994 | |
| 1995 | 25520 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 45948 |
| 2000 | 52654 |
| 2001 | 58542 |
| 2002 | 60569 |
| 2003 | 75390 |
| 2004 | 88140 |
| 2005 | 104056 |
| 2006 | 107489 |
| 2007 | 116438 |
| 2008 | 135754 |
| 2009 | 160745 |
| 2010 | 193527 |
| 2011 | 243221 |
| 2012 | 280861 |
| 2013 | 300691 |
| 2014 | 331373 |
| 2015 | 346402 |