| 年份 | 圭亚那 |
|---|---|
| 2023 | - |
| 2022 | 1.14829 |
| 2021 | 1.10724 |
| 2020 | 1.0734 |
| 2019 | 1.03872 |
| 2018 | 1.02047 |
| 2017 | 1.01457 |
| 2016 | 1.00303 |
| 2015 | 0.994366 |
| 2014 | 0.985838 |
| 2013 | 0.97451 |
| 2012 | 0.956431 |
| 2011 | 0.925763 |
| 2010 | 0.884033 |
| 2009 | 0.83988 |
| 2008 | 0.80073 |
| 2007 | 0.772108 |
| 2006 | 0.760987 |
| 2005 | 0.771439 |
| 2004 | 0.798292 |
| 2003 | 0.830983 |
| 2002 | 0.864498 |
| 2001 | 0.884938 |
| 2000 | 0.874509 |
| 1999 | 0.834673 |
| 1998 | 0.775644 |
| 1997 | 0.711976 |
| 1996 | 0.658182 |
| 1995 | 0.626319 |
| 1994 | 0.619547 |
| 1993 | 0.633073 |
| 1992 | 0.661125 |
| 1991 | 0.689691 |
| 1990 | 0.714451 |
| 1989 | 0.733142 |
| 1988 | 0.738924 |
| 1987 | 0.734236 |
| 1986 | 0.723559 |
| 1985 | 0.712417 |
| 1984 | 0.704927 |
| 1983 | 0.702177 |
| 1982 | 0.70233 |
| 1981 | 0.70229 |
| 1980 | 0.701907 |
| 1979 | 0.699191 |
| 1978 | 0.690142 |
| 1977 | 0.676408 |
| 1976 | 0.660683 |
| 1975 | 0.645794 |
| 1974 | 0.634266 |
| 1973 | 0.627179 |
| 1972 | 0.624626 |
| 1971 | 0.625242 |
| 1970 | 0.62827 |
| 1969 | 0.631227 |
| 1968 | 0.631694 |
| 1967 | 0.631417 |
| 1966 | 0.631902 |
| 1965 | 0.634175 |
| 1964 | 0.640856 |
| 1963 | 0.652874 |
| 1962 | 0.669299 |
| 1961 | 0.689072 |
| 1960 | 0.699076 |