| 年份 | 牙买加 |
|---|---|
| 2023 | - |
| 2022 | 6.16194 |
| 2021 | 6.17782 |
| 2020 | 6.19071 |
| 2019 | 6.17458 |
| 2018 | 6.10229 |
| 2017 | 5.98039 |
| 2016 | 5.8603 |
| 2015 | 5.80353 |
| 2014 | 5.74161 |
| 2013 | 5.65438 |
| 2012 | 5.57157 |
| 2011 | 5.42241 |
| 2010 | 5.16578 |
| 2009 | 4.88901 |
| 2008 | 4.62975 |
| 2007 | 4.36088 |
| 2006 | 4.13527 |
| 2005 | 3.94185 |
| 2004 | 3.72574 |
| 2003 | 3.53258 |
| 2002 | 3.41573 |
| 2001 | 3.32928 |
| 2000 | 3.26823 |
| 1999 | 3.27697 |
| 1998 | 3.30119 |
| 1997 | 3.27741 |
| 1996 | 3.22157 |
| 1995 | 3.14099 |
| 1994 | 3.04271 |
| 1993 | 2.93069 |
| 1992 | 2.81737 |
| 1991 | 2.72484 |
| 1990 | 2.6679 |
| 1989 | 2.6519 |
| 1988 | 2.68616 |
| 1987 | 2.75872 |
| 1986 | 2.83431 |
| 1985 | 2.88889 |
| 1984 | 2.92053 |
| 1983 | 2.92298 |
| 1982 | 2.90262 |
| 1981 | 2.89922 |
| 1980 | 2.93876 |
| 1979 | 3.01607 |
| 1978 | 3.128 |
| 1977 | 3.27033 |
| 1976 | 3.41726 |
| 1975 | 3.55373 |
| 1974 | 3.68443 |
| 1973 | 3.81093 |
| 1972 | 3.92933 |
| 1971 | 4.0426 |
| 1970 | 4.16129 |
| 1969 | 4.28483 |
| 1968 | 4.40459 |
| 1967 | 4.51257 |
| 1966 | 4.58714 |
| 1965 | 4.60712 |
| 1964 | 4.56802 |
| 1963 | 4.46787 |
| 1962 | 4.32813 |
| 1961 | 4.20787 |
| 1960 | 4.151 |