| 年份 | 开曼群岛  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 7.07116 | 
| 2021 | 6.82016 | 
| 2020 | 6.56443 | 
| 2019 | 6.29112 | 
| 2018 | 6.01198 | 
| 2017 | 5.73481 | 
| 2016 | 5.47481 | 
| 2015 | 5.26789 | 
| 2014 | 5.09664 | 
| 2013 | 4.93611 | 
| 2012 | 4.79399 | 
| 2011 | 4.66837 | 
| 2010 | 4.56589 | 
| 2009 | 4.47509 | 
| 2008 | 4.40769 | 
| 2007 | 4.38151 | 
| 2006 | 4.34033 | 
| 2005 | 4.26331 | 
| 2004 | 4.1886 | 
| 2003 | 4.09868 | 
| 2002 | 3.95644 | 
| 2001 | 3.81889 | 
| 2000 | 3.72159 | 
| 1999 | 3.60897 | 
| 1998 | 3.50582 | 
| 1997 | 3.48551 | 
| 1996 | 3.50726 | 
| 1995 | 3.52484 | 
| 1994 | 3.55012 | 
| 1993 | 3.59432 | 
| 1992 | 3.60556 | 
| 1991 | 3.54282 | 
| 1990 | 3.43479 | 
| 1989 | 3.26749 | 
| 1988 | 3.09221 | 
| 1987 | 3.03912 | 
| 1986 | 3.14679 | 
| 1985 | 3.35644 | 
| 1984 | 3.53881 | 
| 1983 | 3.6137 | 
| 1982 | 3.62497 | 
| 1981 | 3.59872 | 
| 1980 | 3.53215 | 
| 1979 | 3.4375 | 
| 1978 | 3.34984 | 
| 1977 | 3.30044 | 
| 1976 | 3.27892 | 
| 1975 | 3.26973 | 
| 1974 | 3.24665 | 
| 1973 | 3.18901 | 
| 1972 | 3.15585 | 
| 1971 | 3.1578 | 
| 1970 | 3.13741 | 
| 1969 | 3.11084 | 
| 1968 | 3.11645 | 
| 1967 | 3.08123 | 
| 1966 | 2.99824 | 
| 1965 | 2.99853 | 
| 1964 | 3.03135 | 
| 1963 | 3.01816 | 
| 1962 | 2.966 | 
| 1961 | 2.88319 | 
| 1960 | 2.85212 |