| 年份 | 牙买加 |
|---|---|
| 2023 | - |
| 2022 | 1.51151 |
| 2021 | 1.48736 |
| 2020 | 1.44767 |
| 2019 | 1.39071 |
| 2018 | 1.32556 |
| 2017 | 1.26096 |
| 2016 | 1.20596 |
| 2015 | 1.16721 |
| 2014 | 1.14675 |
| 2013 | 1.14805 |
| 2012 | 1.16725 |
| 2011 | 1.18874 |
| 2010 | 1.20177 |
| 2009 | 1.20697 |
| 2008 | 1.20186 |
| 2007 | 1.18726 |
| 2006 | 1.17915 |
| 2005 | 1.1883 |
| 2004 | 1.21308 |
| 2003 | 1.25322 |
| 2002 | 1.30615 |
| 2001 | 1.3607 |
| 2000 | 1.40942 |
| 1999 | 1.45407 |
| 1998 | 1.49745 |
| 1997 | 1.53768 |
| 1996 | 1.5751 |
| 1995 | 1.61527 |
| 1994 | 1.65955 |
| 1993 | 1.70487 |
| 1992 | 1.74798 |
| 1991 | 1.7701 |
| 1990 | 1.76043 |
| 1989 | 1.72565 |
| 1988 | 1.66834 |
| 1987 | 1.59746 |
| 1986 | 1.53443 |
| 1985 | 1.49706 |
| 1984 | 1.48759 |
| 1983 | 1.50908 |
| 1982 | 1.54776 |
| 1981 | 1.57407 |
| 1980 | 1.57092 |
| 1979 | 1.53582 |
| 1978 | 1.46741 |
| 1977 | 1.37382 |
| 1976 | 1.2832 |
| 1975 | 1.21652 |
| 1974 | 1.1746 |
| 1973 | 1.15636 |
| 1972 | 1.15667 |
| 1971 | 1.15203 |
| 1970 | 1.134 |
| 1969 | 1.10511 |
| 1968 | 1.05861 |
| 1967 | 0.997594 |
| 1966 | 0.940031 |
| 1965 | 0.900231 |
| 1964 | 0.878842 |
| 1963 | 0.874968 |
| 1962 | 0.885534 |
| 1961 | 0.896363 |
| 1960 | 0.89674 |