| 年份 | 中国香港特别行政区 |
|---|---|
| 2023 | - |
| 2022 | 19.6566 |
| 2021 | 19.2733 |
| 2020 | 19.1425 |
| 2019 | 18.7688 |
| 2018 | 18.7739 |
| 2017 | 18.8848 |
| 2016 | 18.9448 |
| 2015 | 19.0018 |
| 2014 | 18.8508 |
| 2013 | 18.3874 |
| 2012 | 17.5676 |
| 2011 | 16.6888 |
| 2010 | 15.7602 |
| 2009 | 14.8228 |
| 2008 | 13.6484 |
| 2007 | 12.8038 |
| 2006 | 12.1545 |
| 2005 | 11.1729 |
| 2004 | 10.6858 |
| 2003 | 10.4295 |
| 2002 | 10.4295 |
| 2001 | - |
| 2000 | - |
| 1999 | - |
| 1998 | - |
| 1997 | - |
| 1996 | 10.3302 |
| 1995 | 10.3998 |
| 1994 | 9.9169 |
| 1993 | 9.72978 |
| 1992 | 9.58545 |
| 1991 | 9.49956 |
| 1990 | 9.59098 |
| 1989 | 9.68251 |
| 1988 | 9.74268 |
| 1987 | 9.84186 |
| 1986 | 10.214 |
| 1985 | 93.23 |
| 1984 | 93.4171 |
| 1983 | 93.6929 |
| 1982 | 94.0321 |
| 1981 | 94.1602 |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | 95.8678 |
| 1975 | 95.3518 |
| 1974 | 94.6051 |
| 1973 | 93.8812 |
| 1972 | 92.7546 |
| 1971 | 92.4809 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |