| 年度 | 实际值 |
|---|---|
| 1995 | 4413 |
| 1996 | 2658 |
| 1997 | 3263 |
| 1998 | 5376 |
| 1999 | 5420 |
| 2000 | 6391 |
| 2001 | 14701 |
| 2002 | 33124 |
| 2003 | 60823 |
| 2004 | 64692 |
| 2005 | 114740 |
| 2006 | 141774 |
| 2007 | 186478 |
| 2008 | 198013 |
| 2009 | |
| 2010 | 206491 |
| 2011 | 241795 |
| 2012 | 217023 |
| 2013 | 354887 |
| 2014 | 241255 |
| 2015 | 233717 |
| 2016 | 176606 |
| 2017 | 205032 |
| 2018 | 223459 |