| 年度 | 实际值 |
|---|---|
| 1993 | 2023 |
| 1994 | 2221 |
| 1995 | 2299 |
| 1996 | 2449 |
| 1997 | 2605 |
| 1998 | 2632 |
| 1999 | 3080 |
| 2000 | 3309 |
| 2001 | 3429 |
| 2002 | 3523 |
| 2003 | 3758 |
| 2004 | 4870 |
| 2005 | 5981 |
| 2006 | 8629 |
| 2007 | 10446 |
| 2008 | 11869 |
| 2009 | |
| 2010 | 13214 |
| 2011 | 13644 |
| 2012 | 14043 |
| 2013 | 14864 |
| 2014 | 15081 |
| 2015 | 15889 |
| 2016 | 16680 |
| 2017 | 17506 |
| 2018 | 19516 |