| 年份 | 开曼群岛  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 4.81554 | 
| 2021 | 4.46974 | 
| 2020 | 4.22209 | 
| 2019 | 4.0664 | 
| 2018 | 3.92779 | 
| 2017 | 3.81955 | 
| 2016 | 3.73515 | 
| 2015 | 3.65858 | 
| 2014 | 3.57753 | 
| 2013 | 3.48825 | 
| 2012 | 3.40588 | 
| 2011 | 3.30631 | 
| 2010 | 3.20751 | 
| 2009 | 3.14985 | 
| 2008 | 3.09409 | 
| 2007 | 2.99101 | 
| 2006 | 2.88094 | 
| 2005 | 2.78579 | 
| 2004 | 2.69235 | 
| 2003 | 2.64528 | 
| 2002 | 2.66874 | 
| 2001 | 2.71858 | 
| 2000 | 2.74817 | 
| 1999 | 2.74399 | 
| 1998 | 2.73073 | 
| 1997 | 2.70363 | 
| 1996 | 2.63715 | 
| 1995 | 2.55901 | 
| 1994 | 2.4705 | 
| 1993 | 2.37361 | 
| 1992 | 2.33029 | 
| 1991 | 2.38796 | 
| 1990 | 2.53501 | 
| 1989 | 2.6827 | 
| 1988 | 2.73117 | 
| 1987 | 2.748 | 
| 1986 | 2.75688 | 
| 1985 | 2.71097 | 
| 1984 | 2.70027 | 
| 1983 | 2.75851 | 
| 1982 | 2.8073 | 
| 1981 | 2.8459 | 
| 1980 | 2.89266 | 
| 1979 | 2.89375 | 
| 1978 | 2.8415 | 
| 1977 | 2.79006 | 
| 1976 | 2.7158 | 
| 1975 | 2.60382 | 
| 1974 | 2.50591 | 
| 1973 | 2.46461 | 
| 1972 | 2.433 | 
| 1971 | 2.42691 | 
| 1970 | 2.52184 | 
| 1969 | 2.6061 | 
| 1968 | 2.66372 | 
| 1967 | 2.69339 | 
| 1966 | 2.61243 | 
| 1965 | 2.47999 | 
| 1964 | 2.37437 | 
| 1963 | 2.35793 | 
| 1962 | 2.38727 | 
| 1961 | 2.43963 | 
| 1960 | 2.52544 |