| 年份 | 中国香港特别行政区 |
|---|---|
| 2023 | - |
| 2022 | 3.85779 |
| 2021 | 4.15593 |
| 2020 | 4.5138 |
| 2019 | 4.88301 |
| 2018 | 5.24813 |
| 2017 | 5.55283 |
| 2016 | 5.7826 |
| 2015 | 5.94936 |
| 2014 | 6.08733 |
| 2013 | 6.2051 |
| 2012 | 6.25154 |
| 2011 | 6.30373 |
| 2010 | 6.46225 |
| 2009 | 6.64888 |
| 2008 | 6.78741 |
| 2007 | 6.89108 |
| 2006 | 6.99454 |
| 2005 | 7.12189 |
| 2004 | 7.21802 |
| 2003 | 7.24746 |
| 2002 | 7.24664 |
| 2001 | 7.25664 |
| 2000 | 7.24019 |
| 1999 | 7.2037 |
| 1998 | 7.20644 |
| 1997 | 7.27609 |
| 1996 | 7.43145 |
| 1995 | 7.73459 |
| 1994 | 8.08586 |
| 1993 | 8.37405 |
| 1992 | 8.60478 |
| 1991 | 8.77324 |
| 1990 | 8.97296 |
| 1989 | 9.2736 |
| 1988 | 9.66527 |
| 1987 | 10.1061 |
| 1986 | 10.5653 |
| 1985 | 11.0599 |
| 1984 | 11.4489 |
| 1983 | 11.6428 |
| 1982 | 11.7111 |
| 1981 | 11.6919 |
| 1980 | 11.5459 |
| 1979 | 11.2601 |
| 1978 | 10.9156 |
| 1977 | 10.5519 |
| 1976 | 10.2287 |
| 1975 | 9.96839 |
| 1974 | 9.74554 |
| 1973 | 9.45735 |
| 1972 | 9.03661 |
| 1971 | 8.46291 |
| 1970 | 7.76461 |
| 1969 | 6.99151 |
| 1968 | 6.21264 |
| 1967 | 5.51213 |
| 1966 | 4.9575 |
| 1965 | 4.6517 |
| 1964 | 4.61418 |
| 1963 | 4.80498 |
| 1962 | 5.21348 |
| 1961 | 5.79023 |
| 1960 | 6.3788 |