| 年份 | 中国香港特别行政区 |
|---|---|
| 2023 | - |
| 2022 | 17.8415 |
| 2021 | 17.8439 |
| 2020 | 17.7453 |
| 2019 | 17.4596 |
| 2018 | 17.0574 |
| 2017 | 16.6211 |
| 2016 | 16.1446 |
| 2015 | 15.9105 |
| 2014 | 15.8816 |
| 2013 | 15.8159 |
| 2012 | 15.7832 |
| 2011 | 15.9618 |
| 2010 | 16.4861 |
| 2009 | 17.1347 |
| 2008 | 17.7277 |
| 2007 | 18.2904 |
| 2006 | 18.9898 |
| 2005 | 19.9203 |
| 2004 | 20.9041 |
| 2003 | 21.7827 |
| 2002 | 22.4834 |
| 2001 | 23.0737 |
| 2000 | 23.7655 |
| 1999 | 24.5208 |
| 1998 | 25.1737 |
| 1997 | 25.715 |
| 1996 | 26.1998 |
| 1995 | 26.8306 |
| 1994 | 27.5444 |
| 1993 | 28.1628 |
| 1992 | 28.7084 |
| 1991 | 29.2356 |
| 1990 | 29.8409 |
| 1989 | 30.5855 |
| 1988 | 31.4456 |
| 1987 | 32.3817 |
| 1986 | 33.2893 |
| 1985 | 33.9589 |
| 1984 | 34.4701 |
| 1983 | 35.0011 |
| 1982 | 35.5678 |
| 1981 | 36.2596 |
| 1980 | 37.4142 |
| 1979 | 39.1478 |
| 1978 | 41.2851 |
| 1977 | 43.676 |
| 1976 | 46.1219 |
| 1975 | 48.6775 |
| 1974 | 51.3521 |
| 1973 | 54.0727 |
| 1972 | 56.8272 |
| 1971 | 59.5841 |
| 1970 | 62.5473 |
| 1969 | 65.4942 |
| 1968 | 68.015 |
| 1967 | 70.0712 |
| 1966 | 71.7543 |
| 1965 | 73.1525 |
| 1964 | 74.2494 |
| 1963 | 74.9979 |
| 1962 | 75.1728 |
| 1961 | 74.3897 |
| 1960 | 72.5959 |