| 年度 | 实际值 |
|---|---|
| 1999 | 277402 |
| 2000 | 289255 |
| 2001 | 313582 |
| 2002 | 335669 |
| 2003 | 419221 |
| 2004 | 568986 |
| 2005 | 789391 |
| 2006 | 1078971 |
| 2007 | 1374716 |
| 2008 | 1758025 |
| 2009 | 1994218 |
| 2010 | 2444970 |
| 2011 | 3267663 |
| 2012 | 3120991 |
| 2013 | 3162063 |
| 2014 | 3009176 |
| 2015 | 3076086 |
| 2016 | 3204940 |
| 2017 | 3460185 |
| 2018 | 3760564 |