| 年份 | 圭亚那 |
|---|---|
| 2023 | - |
| 2022 | 0.569848 |
| 2021 | 0.995031 |
| 2020 | 1.40258 |
| 2019 | 1.29961 |
| 2018 | 1.29082 |
| 2017 | 1.25334 |
| 2016 | 1.15413 |
| 2015 | 1.08487 |
| 2014 | 0.951652 |
| 2013 | 0.843693 |
| 2012 | 0.825543 |
| 2011 | 0.878175 |
| 2010 | 0.90521 |
| 2009 | 0.981016 |
| 2008 | 1.00888 |
| 2007 | 0.9144 |
| 2006 | 0.805815 |
| 2005 | 1.41049 |
| 2004 | 2.80932 |
| 2003 | 2.19972 |
| 2002 | 2.29329 |
| 2001 | 2.01795 |
| 2000 | 1.76598 |
| 1999 | - |
| 1998 | - |
| 1997 | - |
| 1996 | 0.787831 |
| 1995 | 0.91552 |
| 1994 | 1.00594 |
| 1993 | 0.950952 |
| 1992 | 0.969692 |
| 1991 | 0.582893 |
| 1990 | 0.905828 |
| 1989 | 1.58374 |
| 1988 | 2.66377 |
| 1987 | 3.08609 |
| 1986 | 5.35586 |
| 1985 | 8.43686 |
| 1984 | 4.67471 |
| 1983 | 4.51635 |
| 1982 | 5.12656 |
| 1981 | 3.9449 |
| 1980 | 3.70027 |
| 1979 | 3.71501 |
| 1978 | 3.89085 |
| 1977 | 6.07458 |
| 1976 | 8.3526 |
| 1975 | 6.95811 |
| 1974 | 2.85057 |
| 1973 | 1.64596 |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |