| 年度 | 实际值 |
|---|---|
| 1992 | 18463 |
| 1993 | 32031 |
| 1994 | 21876 |
| 1995 | 25937 |
| 1996 | 29842 |
| 1997 | 28924 |
| 1998 | 32923 |
| 1999 | 32660 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 113081 |
| 2004 | 158977 |
| 2005 | 203434 |
| 2006 | 374223 |
| 2007 | 441174 |
| 2008 | 605317 |
| 2009 | |
| 2010 | 901318 |
| 2011 | 1154207 |
| 2012 | 1387506 |
| 2013 | 1544659 |
| 2014 | 1430634 |
| 2015 | 1382931 |
| 2016 | 1276607 |
| 2017 | 1417217 |
| 2018 | 1738833 |