| 年份 | 开曼群岛 |
|---|---|
| 2023 | - |
| 2022 | 1.34702 |
| 2021 | 1.26897 |
| 2020 | 1.20063 |
| 2019 | 1.11462 |
| 2018 | 1.0329 |
| 2017 | 0.979533 |
| 2016 | 0.941782 |
| 2015 | 0.915871 |
| 2014 | 0.916156 |
| 2013 | 0.930888 |
| 2012 | 0.936574 |
| 2011 | 0.932223 |
| 2010 | 0.91803 |
| 2009 | 0.887335 |
| 2008 | 0.856612 |
| 2007 | 0.844088 |
| 2006 | 0.851663 |
| 2005 | 0.863509 |
| 2004 | 0.864599 |
| 2003 | 0.84936 |
| 2002 | 0.837721 |
| 2001 | 0.862411 |
| 2000 | 0.906639 |
| 1999 | 0.93152 |
| 1998 | 0.957136 |
| 1997 | 0.99095 |
| 1996 | 1.01612 |
| 1995 | 1.02174 |
| 1994 | 1.00182 |
| 1993 | 0.969787 |
| 1992 | 0.927143 |
| 1991 | 0.86801 |
| 1990 | 0.813708 |
| 1989 | 0.797448 |
| 1988 | 0.811282 |
| 1987 | 0.81602 |
| 1986 | 0.811927 |
| 1985 | 0.846283 |
| 1984 | 0.913402 |
| 1983 | 0.980341 |
| 1982 | 1.05206 |
| 1981 | 1.08931 |
| 1980 | 1.06981 |
| 1979 | 1.03125 |
| 1978 | 0.977581 |
| 1977 | 0.91868 |
| 1976 | 0.891011 |
| 1975 | 0.897868 |
| 1974 | 0.914106 |
| 1973 | 0.949209 |
| 1972 | 1.02257 |
| 1971 | 1.07759 |
| 1970 | 1.07228 |
| 1969 | 0.968274 |
| 1968 | 0.86334 |
| 1967 | 0.85111 |
| 1966 | 0.870811 |
| 1965 | 0.92436 |
| 1964 | 0.968188 |
| 1963 | 0.990332 |
| 1962 | 1.01278 |
| 1961 | 1.04731 |
| 1960 | 1.0931 |