| 年份 | 开曼群岛 |
|---|---|
| 2023 | - |
| 2022 | 9.97144 |
| 2021 | 9.99186 |
| 2020 | 9.95713 |
| 2019 | 9.90837 |
| 2018 | 9.8984 |
| 2017 | 9.93459 |
| 2016 | 10.0622 |
| 2015 | 10.2512 |
| 2014 | 10.4479 |
| 2013 | 10.6691 |
| 2012 | 10.9408 |
| 2011 | 11.2465 |
| 2010 | 11.466 |
| 2009 | 11.5757 |
| 2008 | 11.6602 |
| 2007 | 11.7031 |
| 2006 | 11.652 |
| 2005 | 11.538 |
| 2004 | 11.466 |
| 2003 | 11.4513 |
| 2002 | 11.46 |
| 2001 | 11.4815 |
| 2000 | 11.4858 |
| 1999 | 11.3166 |
| 1998 | 10.956 |
| 1997 | 10.5482 |
| 1996 | 10.191 |
| 1995 | 9.88509 |
| 1994 | 9.57399 |
| 1993 | 9.29097 |
| 1992 | 9.09026 |
| 1991 | 8.9446 |
| 1990 | 8.91558 |
| 1989 | 8.90688 |
| 1988 | 8.72446 |
| 1987 | 8.42045 |
| 1986 | 8.08257 |
| 1985 | 7.74564 |
| 1984 | 7.46693 |
| 1983 | 7.2587 |
| 1982 | 7.02099 |
| 1981 | 6.77541 |
| 1980 | 6.56228 |
| 1979 | 6.425 |
| 1978 | 6.3999 |
| 1977 | 6.47839 |
| 1976 | 6.55072 |
| 1975 | 6.5245 |
| 1974 | 6.36722 |
| 1973 | 6.13655 |
| 1972 | 5.90621 |
| 1971 | 5.64093 |
| 1970 | 5.38126 |
| 1969 | 5.2843 |
| 1968 | 5.33797 |
| 1967 | 5.39754 |
| 1966 | 5.46737 |
| 1965 | 5.52362 |
| 1964 | 5.52098 |
| 1963 | 5.52936 |
| 1962 | 5.55823 |
| 1961 | 5.60621 |
| 1960 | 5.65398 |