| 年度 | 实际值 |
|---|---|
| 1996 | 2714 |
| 1997 | 5865 |
| 1998 | 17067 |
| 1999 | 14858 |
| 2000 | 27715 |
| 2001 | 44700 |
| 2002 | 70000 |
| 2003 | 130600 |
| 2004 | 233088 |
| 2005 | 371700 |
| 2006 | 570247 |
| 2007 | 702464 |
| 2008 | 870691 |
| 2009 | 1173582 |
| 2010 | 1476265 |
| 2011 | 1899292 |
| 2012 | 2186424 |
| 2013 | 3054600 |
| 2014 | 3771400 |
| 2015 | 3625300 |
| 2016 | 3097565 |
| 2017 | 2430030 |
| 2018 | 2530410 |