| 年份 | 开曼群岛 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.00293531 |
| 2020 | 0.00297128 |
| 2019 | 0.00302416 |
| 2018 | 0.00308242 |
| 2017 | 0.00314559 |
| 2016 | 0.00321259 |
| 2015 | 0.00328348 |
| 2014 | 0.00335801 |
| 2013 | 0.00343572 |
| 2012 | 0.00351741 |
| 2011 | 0.00360412 |
| 2010 | 0.00369864 |
| 2009 | 0.00380214 |
| 2008 | 0.00391213 |
| 2007 | 0.00402844 |
| 2006 | 0.00415136 |
| 2005 | 0.00428018 |
| 2004 | 0.00441638 |
| 2003 | 0.00455976 |
| 2002 | 0.00471076 |
| 2001 | 0.00487163 |
| 2000 | 0.00504312 |
| 1999 | 0.00522261 |
| 1998 | 0.00541316 |
| 1997 | 0.00562129 |
| 1996 | 0.00584898 |
| 1995 | 0.00609719 |
| 1994 | 0.00636578 |
| 1993 | 0.00665823 |
| 1992 | 0.00697423 |
| 1991 | 0.00731529 |
| 1990 | 0.00768433 |
| 1989 | 0.008036 |
| 1988 | 0.00834864 |
| 1987 | 0.00866739 |
| 1986 | 0.00901104 |
| 1985 | 0.00938394 |
| 1984 | 0.00978809 |
| 1983 | 0.0102187 |
| 1982 | 0.0106786 |
| 1981 | 0.0111707 |
| 1980 | 0.0116959 |
| 1979 | 0.0122115 |
| 1978 | 0.0127016 |
| 1977 | 0.013231 |
| 1976 | 0.0138351 |
| 1975 | 0.0145022 |
| 1974 | 0.0152462 |
| 1973 | 0.0160733 |
| 1972 | 0.0169808 |
| 1971 | 0.0179905 |
| 1970 | 0.0189879 |
| 1969 | 0.0196444 |
| 1968 | 0.0200381 |
| 1967 | 0.0204687 |
| 1966 | 0.0209074 |
| 1965 | 0.0213538 |
| 1964 | 0.0218055 |
| 1963 | 0.0222593 |
| 1962 | 0.0227299 |
| 1961 | 0.0231857 |
| 1960 | - |