| 年度 | 实际值 |
|---|---|
| 1992 | 215.6 |
| 1993 | 218.77 |
| 1994 | 223.71 |
| 1995 | 269.96 |
| 1996 | 274.17 |
| 1997 | 278.81 |
| 1998 | 282.69 |
| 1999 | 286.64 |
| 2000 | 292.83 |
| 2001 | 298.02 |
| 2002 | 303.94 |
| 2003 | 310.01 |
| 2004 | 314.74 |
| 2005 | 337.22 |
| 2006 | 348.76 |
| 2007 | 358.13 |
| 2008 | 360.88 |
| 2009 | 362.32 |
| 2010 | 362.75 |
| 2011 | 364.8 |
| 2012 | 362.97 |
| 2013 | 363.82 |
| 2014 | 365.86 |
| 2015 | 436.11 |
| 2016 | 436 |
| 2017 | 438 |
| 2018 | 442 |