| 年度 | 实际值 |
|---|---|
| 1995 | 435 |
| 1996 | 2100 |
| 1997 | 7902 |
| 1998 | 3289 |
| 1999 | 13327 |
| 2000 | 12791 |
| 2001 | 26644 |
| 2002 | 54473 |
| 2003 | 64523 |
| 2004 | 34524 |
| 2005 | 27386 |
| 2006 | 54504 |
| 2007 | 52201 |
| 2008 | 103794 |
| 2009 | |
| 2010 | 81349 |
| 2011 | 80722 |
| 2012 | 203089 |
| 2013 | 184045 |
| 2014 | 266600 |
| 2015 | 509824 |
| 2016 | 549824 |
| 2017 | 639393 |
| 2018 | 1311682 |