| 年份 | 圭亚那 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.52202 |
| 2020 | 0.526843 |
| 2019 | 0.52582 |
| 2018 | 0.534682 |
| 2017 | 0.550277 |
| 2016 | 0.553296 |
| 2015 | 0.556269 |
| 2014 | 0.559169 |
| 2013 | 0.561933 |
| 2012 | 0.564542 |
| 2011 | 0.564342 |
| 2010 | 0.561548 |
| 2009 | 0.559062 |
| 2008 | 0.556918 |
| 2007 | 0.555173 |
| 2006 | 0.553822 |
| 2005 | 0.552843 |
| 2004 | 0.549869 |
| 2003 | 0.547315 |
| 2002 | 0.545032 |
| 2001 | 0.542943 |
| 2000 | 0.541026 |
| 1999 | 0.539304 |
| 1998 | 0.537776 |
| 1997 | 0.536362 |
| 1996 | 0.535052 |
| 1995 | 0.533909 |
| 1994 | 0.532945 |
| 1993 | 0.532128 |
| 1992 | 0.531187 |
| 1991 | 0.529322 |
| 1990 | 0.524684 |
| 1989 | 0.518176 |
| 1988 | 0.511921 |
| 1987 | 0.505954 |
| 1986 | 0.500363 |
| 1985 | 0.495252 |
| 1984 | 0.490717 |
| 1983 | 0.486828 |
| 1982 | 0.483643 |
| 1981 | 0.481219 |
| 1980 | 0.479754 |
| 1979 | 0.479632 |
| 1978 | 0.480869 |
| 1977 | 0.482984 |
| 1976 | 0.485522 |
| 1975 | 0.488204 |
| 1974 | 0.490714 |
| 1973 | 0.495982 |
| 1972 | 0.498619 |
| 1971 | 0.504269 |
| 1970 | 0.510449 |
| 1969 | 0.510117 |
| 1968 | 0.517578 |
| 1967 | 0.525876 |
| 1966 | 0.53525 |
| 1965 | 0.53829 |
| 1964 | 0.550352 |
| 1963 | 0.563877 |
| 1962 | 0.578672 |
| 1961 | 0.594634 |
| 1960 | - |