| 年份 | 牙买加 |
|---|---|
| 2023 | - |
| 2022 | 5.03698 |
| 2021 | 4.9022 |
| 2020 | 4.83368 |
| 2019 | 4.76252 |
| 2018 | 4.67348 |
| 2017 | 4.60059 |
| 2016 | 4.47814 |
| 2015 | 4.26516 |
| 2014 | 4.03501 |
| 2013 | 3.81906 |
| 2012 | 3.59793 |
| 2011 | 3.42055 |
| 2010 | 3.27766 |
| 2009 | 3.11412 |
| 2008 | 2.97185 |
| 2007 | 2.90787 |
| 2006 | 2.87971 |
| 2005 | 2.87991 |
| 2004 | 2.95391 |
| 2003 | 3.04366 |
| 2002 | 3.07383 |
| 2001 | 3.05776 |
| 2000 | 2.99868 |
| 1999 | 2.90456 |
| 1998 | 2.78263 |
| 1997 | 2.64736 |
| 1996 | 2.52521 |
| 1995 | 2.43991 |
| 1994 | 2.40272 |
| 1993 | 2.42459 |
| 1992 | 2.49251 |
| 1991 | 2.55559 |
| 1990 | 2.5789 |
| 1989 | 2.5668 |
| 1988 | 2.51702 |
| 1987 | 2.43638 |
| 1986 | 2.3657 |
| 1985 | 2.33232 |
| 1984 | 2.32961 |
| 1983 | 2.34978 |
| 1982 | 2.39264 |
| 1981 | 2.4435 |
| 1980 | 2.49092 |
| 1979 | 2.53713 |
| 1978 | 2.58642 |
| 1977 | 2.63944 |
| 1976 | 2.70558 |
| 1975 | 2.79742 |
| 1974 | 2.92075 |
| 1973 | 3.07778 |
| 1972 | 3.25159 |
| 1971 | 3.39678 |
| 1970 | 3.48646 |
| 1969 | 3.51214 |
| 1968 | 3.45751 |
| 1967 | 3.34805 |
| 1966 | 3.25687 |
| 1965 | 3.23062 |
| 1964 | 3.26969 |
| 1963 | 3.37894 |
| 1962 | 3.53265 |
| 1961 | 3.65649 |
| 1960 | 3.70078 |