| 年份 | 中国香港特别行政区 |
|---|---|
| 2023 | - |
| 2022 | 6.63826 |
| 2021 | 6.52907 |
| 2020 | 6.45355 |
| 2019 | 6.45819 |
| 2018 | 6.556 |
| 2017 | 6.68291 |
| 2016 | 6.79764 |
| 2015 | 6.8941 |
| 2014 | 6.94842 |
| 2013 | 6.98329 |
| 2012 | 7.05724 |
| 2011 | 7.20177 |
| 2010 | 7.44701 |
| 2009 | 7.80423 |
| 2008 | 8.24378 |
| 2007 | 8.70741 |
| 2006 | 9.12722 |
| 2005 | 9.47616 |
| 2004 | 9.73579 |
| 2003 | 9.89682 |
| 2002 | 9.96109 |
| 2001 | 9.95178 |
| 2000 | 9.79557 |
| 1999 | 9.51432 |
| 1998 | 9.17263 |
| 1997 | 8.80233 |
| 1996 | 8.47828 |
| 1995 | 8.22612 |
| 1994 | 8.08268 |
| 1993 | 7.95935 |
| 1992 | 7.75877 |
| 1991 | 7.44806 |
| 1990 | 6.9532 |
| 1989 | 6.32479 |
| 1988 | 5.74936 |
| 1987 | 5.2543 |
| 1986 | 4.86178 |
| 1985 | 4.71736 |
| 1984 | 4.75546 |
| 1983 | 4.85988 |
| 1982 | 5.04188 |
| 1981 | 5.22994 |
| 1980 | 5.32741 |
| 1979 | 5.38074 |
| 1978 | 5.49628 |
| 1977 | 5.65213 |
| 1976 | 5.81903 |
| 1975 | 6.01897 |
| 1974 | 6.20931 |
| 1973 | 6.33807 |
| 1972 | 6.42945 |
| 1971 | 6.48668 |
| 1970 | 6.47823 |
| 1969 | 6.42834 |
| 1968 | 6.37978 |
| 1967 | 6.37015 |
| 1966 | 6.39647 |
| 1965 | 6.46634 |
| 1964 | 6.51876 |
| 1963 | 6.53977 |
| 1962 | 6.54015 |
| 1961 | 6.51595 |
| 1960 | 6.46055 |