| 年度 | 实际值 |
|---|---|
| 1992 | 1284 |
| 1993 | 1303 |
| 1994 | 1315 |
| 1995 | 1347 |
| 1996 | 1352 |
| 1997 | 1386 |
| 1998 | 1403 |
| 1999 | 1414 |
| 2000 | 1476 |
| 2001 | 1603 |
| 2002 | 1610 |
| 2003 | 1642.19 |
| 2004 | 1668.58 |
| 2005 | 1729.98 |
| 2006 | 1756.55 |
| 2007 | 1817.77 |
| 2008 | 1798.08 |
| 2009 | |
| 2010 | 1508.97 |
| 2011 | 1435.75 |
| 2012 | 1443.7 |
| 2013 | 1344.01 |
| 2014 | 1346.2 |
| 2015 | 1434.72 |