| 年份 | 圭亚那 |
|---|---|
| 2023 | - |
| 2022 | 65.1092 |
| 2021 | 65.1227 |
| 2020 | 65.0811 |
| 2019 | 65.3721 |
| 2018 | 65.1945 |
| 2017 | 64.6697 |
| 2016 | 64.6763 |
| 2015 | 64.6347 |
| 2014 | 64.5478 |
| 2013 | 64.4174 |
| 2012 | 64.125 |
| 2011 | 63.6655 |
| 2010 | 63.1547 |
| 2009 | 62.6032 |
| 2008 | 62.0333 |
| 2007 | 61.462 |
| 2006 | 60.9036 |
| 2005 | 60.4274 |
| 2004 | 60.0624 |
| 2003 | 59.7737 |
| 2002 | 59.6291 |
| 2001 | 59.624 |
| 2000 | 59.673 |
| 1999 | 59.7545 |
| 1998 | 59.8484 |
| 1997 | 59.9344 |
| 1996 | 59.9937 |
| 1995 | 60.0156 |
| 1994 | 59.9958 |
| 1993 | 59.9361 |
| 1992 | 59.8473 |
| 1991 | 59.6832 |
| 1990 | 59.4713 |
| 1989 | 59.2458 |
| 1988 | 58.9451 |
| 1987 | 58.5602 |
| 1986 | 58.0965 |
| 1985 | 57.5575 |
| 1984 | 56.9445 |
| 1983 | 56.2637 |
| 1982 | 55.5239 |
| 1981 | 54.7363 |
| 1980 | 54.0342 |
| 1979 | 53.4244 |
| 1978 | 52.7937 |
| 1977 | 52.1583 |
| 1976 | 51.5399 |
| 1975 | 50.9564 |
| 1974 | 50.4224 |
| 1973 | 49.9437 |
| 1972 | 49.5284 |
| 1971 | 49.172 |
| 1970 | 48.966 |
| 1969 | 48.8999 |
| 1968 | 48.8575 |
| 1967 | 48.8452 |
| 1966 | 48.8595 |
| 1965 | 48.8919 |
| 1964 | 48.9395 |
| 1963 | 49.0127 |
| 1962 | 49.1362 |
| 1961 | 49.3228 |
| 1960 | 49.5886 |