| 年度 | 实际值 |
|---|---|
| 1992 | 1415 |
| 1993 | 1427 |
| 1994 | 1432 |
| 1995 | 1448 |
| 1996 | 1471 |
| 1997 | 1494 |
| 1998 | 1501 |
| 1999 | 1510 |
| 2000 | 1544 |
| 2001 | 1549 |
| 2002 | 2477 |
| 2003 | 2397.64 |
| 2004 | 2413.9 |
| 2005 | 2430.49 |
| 2006 | 2448.54 |
| 2007 | 2468.29 |
| 2008 | 2483.98 |
| 2009 | |
| 2010 | 2495.93 |
| 2011 | 2497.65 |
| 2012 | 2637.99 |
| 2013 | 781.83 |
| 2014 | 850.46 |
| 2015 | 730.21 |