| 年度 | 实际值 |
|---|---|
| 1995 | 79882 |
| 1996 | 56782 |
| 1997 | 51000 |
| 1998 | 47635 |
| 1999 | 45312 |
| 2000 | 48379 |
| 2001 | 88226 |
| 2002 | 159952 |
| 2003 | 278999 |
| 2004 | 384921 |
| 2005 | 410577 |
| 2006 | 452001 |
| 2007 | 737351 |
| 2008 | 920145 |
| 2009 | |
| 2010 | 1654073 |
| 2011 | 1991690 |
| 2012 | 2302717 |
| 2013 | 2458540 |
| 2014 | 2775238 |
| 2015 | 3016449 |
| 2016 | 3447861 |
| 2017 | 3950839 |
| 2018 | 4400652 |