| 年度 | 实际值 |
|---|---|
| 1992 | 6578 |
| 1993 | 7928 |
| 1994 | 2598 |
| 1995 | 3250 |
| 1996 | 3998 |
| 1997 | 4490 |
| 1998 | 5934 |
| 1999 | 6654 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 44576 |
| 2004 | 50298 |
| 2005 | 75079 |
| 2006 | 93764 |
| 2007 | 135583 |
| 2008 | 160463 |
| 2009 | |
| 2010 | 211530 |
| 2011 | 285029 |
| 2012 | 353586 |
| 2013 | 406085 |
| 2014 | 415022 |
| 2015 | 450357 |
| 2016 | 445609 |
| 2017 | 541287 |
| 2018 | 609463 |