| 年份 | 中国香港特别行政区 |
|---|---|
| 2023 | - |
| 2022 | 6.71809 |
| 2021 | 6.78354 |
| 2020 | 6.80761 |
| 2019 | 6.7924 |
| 2018 | 6.7391 |
| 2017 | 6.6596 |
| 2016 | 6.58997 |
| 2015 | 6.55354 |
| 2014 | 6.59283 |
| 2013 | 6.71381 |
| 2012 | 6.85229 |
| 2011 | 6.9669 |
| 2010 | 7.06673 |
| 2009 | 7.14579 |
| 2008 | 7.21022 |
| 2007 | 7.29568 |
| 2006 | 7.44339 |
| 2005 | 7.68749 |
| 2004 | 8.03471 |
| 2003 | 8.45907 |
| 2002 | 8.9104 |
| 2001 | 9.32687 |
| 2000 | 9.72323 |
| 1999 | 10.0268 |
| 1998 | 10.1956 |
| 1997 | 10.2671 |
| 1996 | 10.2655 |
| 1995 | 10.1471 |
| 1994 | 9.90904 |
| 1993 | 9.58628 |
| 1992 | 9.21202 |
| 1991 | 8.8876 |
| 1990 | 8.64419 |
| 1989 | 8.4982 |
| 1988 | 8.3432 |
| 1987 | 8.09268 |
| 1986 | 7.7306 |
| 1985 | 7.21249 |
| 1984 | 6.59389 |
| 1983 | 6.0113 |
| 1982 | 5.51021 |
| 1981 | 5.14858 |
| 1980 | 5.03659 |
| 1979 | 5.07446 |
| 1978 | 5.15797 |
| 1977 | 5.29388 |
| 1976 | 5.43349 |
| 1975 | 5.56883 |
| 1974 | 5.72699 |
| 1973 | 5.94142 |
| 1972 | 6.18447 |
| 1971 | 6.43182 |
| 1970 | 6.68172 |
| 1969 | 6.91404 |
| 1968 | 7.11367 |
| 1967 | 7.24923 |
| 1966 | 7.32862 |
| 1965 | 7.34593 |
| 1964 | 7.36161 |
| 1963 | 7.39606 |
| 1962 | 7.46403 |
| 1961 | 7.56891 |
| 1960 | 7.69536 |