| 年度 | 实际值 |
|---|---|
| 1992 | 2213 |
| 1993 | |
| 1994 | |
| 1995 | 2432 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 9015 |
| 2000 | 10305 |
| 2001 | 11285 |
| 2002 | 14260 |
| 2003 | 17009 |
| 2004 | 18595 |
| 2005 | 22512 |
| 2006 | 27039 |
| 2007 | 35672 |
| 2008 | 49187 |
| 2009 | 74395 |
| 2010 | 93429 |
| 2011 | 108942 |
| 2012 | 123191 |
| 2013 | 141168 |
| 2014 | 145753 |
| 2015 | 187578 |
| 2016 | 206381 |