| 年份 | 中国香港特别行政区 |
|---|---|
| 2023 | - |
| 2022 | 0.86172 |
| 2021 | 0.96641 |
| 2020 | 1.07464 |
| 2019 | 0.55467 |
| 2018 | 2.03286 |
| 2017 | 1.71493 |
| 2016 | 0.13946 |
| 2015 | 0.66367 |
| 2014 | 0.76463 |
| 2013 | 0.82059 |
| 2012 | 0.36796 |
| 2011 | 0.29935 |
| 2010 | 0.39788 |
| 2009 | 0.47646 |
| 2008 | 0.32665 |
| 2007 | 0.41424 |
| 2006 | 0.53678 |
| 2005 | 0.79686 |
| 2004 | 0.90959 |
| 2003 | 1.35391 |
| 2002 | 0.97493 |
| 2001 | 2.88525 |
| 2000 | - |
| 1999 | - |
| 1998 | - |
| 1997 | - |
| 1996 | 7.35746 |
| 1995 | 7.19671 |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | 5.11114 |
| 1984 | 4.44783 |
| 1983 | 4.04386 |
| 1982 | 4.2705 |
| 1981 | 4.38387 |
| 1980 | 5.08851 |
| 1979 | 10.1078 |
| 1978 | 10.5498 |
| 1977 | 9.93911 |
| 1976 | 10.3934 |
| 1975 | 10.5658 |
| 1974 | 11.3714 |
| 1973 | 12.3853 |
| 1972 | 12.8221 |
| 1971 | 14.6143 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |