| 年份 | 中国香港特别行政区 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | 2.27731 |
| 2017 | 1.71032 |
| 2016 | 0.1974 |
| 2015 | 1.56635 |
| 2014 | 2.00587 |
| 2013 | - |
| 2012 | - |
| 2011 | - |
| 2010 | - |
| 2009 | - |
| 2008 | - |
| 2007 | - |
| 2006 | - |
| 2005 | - |
| 2004 | - |
| 2003 | 2.26373 |
| 2002 | 1.64872 |
| 2001 | 2.97326 |
| 2000 | - |
| 1999 | - |
| 1998 | - |
| 1997 | - |
| 1996 | 7.02902 |
| 1995 | 6.19849 |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | 4.45107 |
| 1984 | 3.76358 |
| 1983 | 3.35408 |
| 1982 | 3.60448 |
| 1981 | 3.89983 |
| 1980 | 4.85172 |
| 1979 | 9.76527 |
| 1978 | 10.3103 |
| 1977 | 9.87 |
| 1976 | 10.4793 |
| 1975 | 10.9349 |
| 1974 | 11.8255 |
| 1973 | 13.0426 |
| 1972 | 14.0486 |
| 1971 | 16.3553 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |