| 年份 | 圭亚那 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 2.397 |
| 2020 | 2.418 |
| 2019 | 2.44 |
| 2018 | 2.462 |
| 2017 | 2.485 |
| 2016 | 2.509 |
| 2015 | 2.534 |
| 2014 | 2.558 |
| 2013 | 2.582 |
| 2012 | 2.606 |
| 2011 | 2.63 |
| 2010 | 2.655 |
| 2009 | 2.684 |
| 2008 | 2.718 |
| 2007 | 2.755 |
| 2006 | 2.797 |
| 2005 | 2.84 |
| 2004 | 2.883 |
| 2003 | 2.924 |
| 2002 | 2.961 |
| 2001 | 2.992 |
| 2000 | 3.017 |
| 1999 | 3.036 |
| 1998 | 3.05 |
| 1997 | 3.061 |
| 1996 | 3.069 |
| 1995 | 3.074 |
| 1994 | 3.074 |
| 1993 | 3.071 |
| 1992 | 3.066 |
| 1991 | 3.063 |
| 1990 | 3.069 |
| 1989 | 3.089 |
| 1988 | 3.127 |
| 1987 | 3.186 |
| 1986 | 3.263 |
| 1985 | 3.354 |
| 1984 | 3.452 |
| 1983 | 3.548 |
| 1982 | 3.64 |
| 1981 | 3.728 |
| 1980 | 3.817 |
| 1979 | 3.915 |
| 1978 | 4.031 |
| 1977 | 4.169 |
| 1976 | 4.327 |
| 1975 | 4.503 |
| 1974 | 4.689 |
| 1973 | 4.877 |
| 1972 | 5.057 |
| 1971 | 5.226 |
| 1970 | 5.38 |
| 1969 | 5.517 |
| 1968 | 5.642 |
| 1967 | 5.756 |
| 1966 | 5.86 |
| 1965 | 5.957 |
| 1964 | 6.05 |
| 1963 | 6.14 |
| 1962 | 6.226 |
| 1961 | 6.305 |
| 1960 | 6.372 |