| 年度 | 实际值 |
|---|---|
| 1999 | 1721 |
| 2000 | 1813 |
| 2001 | 2009 |
| 2002 | 2085 |
| 2003 | 1957 |
| 2004 | 2287 |
| 2005 | 2550 |
| 2006 | 2877.43205352929 |
| 2007 | 3691.1312380391 |
| 2008 | 5277.56627871511 |
| 2009 | 7226.29963351296 |
| 2010 | 9427.24903029763 |
| 2011 | 10582 |
| 2012 | 11483.1561624501 |
| 2013 | 11520 |
| 2014 | 12282 |
| 2015 | 13983.6007742251 |
| 2016 | 15314.5104031209 |