| 年度 | 实际值 |
|---|---|
| 1992 | 3552 |
| 1993 | 5258 |
| 1994 | 3133 |
| 1995 | 3438 |
| 1996 | 4454 |
| 1997 | 3906 |
| 1998 | 4938 |
| 1999 | 5872 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 17209 |
| 2004 | 23472 |
| 2005 | 27353 |
| 2006 | 34212 |
| 2007 | 60368 |
| 2008 | 67209 |
| 2009 | |
| 2010 | 120550 |
| 2011 | 250134 |
| 2012 | 297574 |
| 2013 | 313134 |
| 2014 | 266454 |
| 2015 | 323886 |
| 2016 | 311122 |
| 2017 | 333407 |
| 2018 | 372347 |