| 年份 | 中国香港特别行政区 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | 11.2225 |
| 2017 | 11.5186 |
| 2016 | 12.3707 |
| 2015 | 12.9568 |
| 2014 | 13.6054 |
| 2013 | 14.1982 |
| 2012 | 14.9874 |
| 2011 | 15.7914 |
| 2010 | 16.6788 |
| 2009 | 16.8873 |
| 2008 | 17.24 |
| 2007 | 17.4319 |
| 2006 | 17.8258 |
| 2005 | 18.0687 |
| 2004 | 18.038 |
| 2003 | 18.3454 |
| 2002 | 18.4688 |
| 2001 | 18.839 |
| 2000 | - |
| 1999 | - |
| 1998 | - |
| 1997 | - |
| 1996 | 20.1316 |
| 1995 | - |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | 22.7144 |
| 1987 | 23.3712 |
| 1986 | 23.9902 |
| 1985 | 24.8026 |
| 1984 | 25.9364 |
| 1983 | 27.2427 |
| 1982 | 28.987 |
| 1981 | 29.3366 |
| 1980 | 29.6907 |
| 1979 | 30.1079 |
| 1978 | 30.154 |
| 1977 | 30.2532 |
| 1976 | 24.3353 |
| 1975 | 24.7242 |
| 1974 | 24.2 |
| 1973 | 22.949 |
| 1972 | 22.3624 |
| 1971 | 21.9009 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |