| 年度 | 实际值 |
|---|---|
| 1992 | 10451 |
| 1993 | 12457 |
| 1994 | 3085 |
| 1995 | 3412 |
| 1996 | 3763 |
| 1997 | 4121 |
| 1998 | 4738 |
| 1999 | 34896 |
| 2000 | 39492 |
| 2001 | 46647 |
| 2002 | 54078 |
| 2003 | 59508 |
| 2004 | 65020 |
| 2005 | 69920 |
| 2006 | 86772 |
| 2007 | 116526 |
| 2008 | 135171 |
| 2009 | 183980 |
| 2010 | 206919 |
| 2011 | 285690 |
| 2012 | 382704 |
| 2013 | 393975 |
| 2014 | 416824 |
| 2015 | 497170 |
| 2016 | 514457 |
| 2017 | 569187 |
| 2018 | 605776 |