| 年份 | 伯利兹 |
|---|---|
| 2023 | - |
| 2022 | 4.47516 |
| 2021 | 4.39322 |
| 2020 | 4.30964 |
| 2019 | 4.23488 |
| 2018 | 4.19034 |
| 2017 | 4.16889 |
| 2016 | 4.14777 |
| 2015 | 4.11543 |
| 2014 | 4.06751 |
| 2013 | 3.99786 |
| 2012 | 3.90694 |
| 2011 | 3.8061 |
| 2010 | 3.70622 |
| 2009 | 3.60166 |
| 2008 | 3.49229 |
| 2007 | 3.39239 |
| 2006 | 3.2994 |
| 2005 | 3.20511 |
| 2004 | 3.11282 |
| 2003 | 3.0224 |
| 2002 | 2.91847 |
| 2001 | 2.79388 |
| 2000 | 2.66168 |
| 1999 | 2.52435 |
| 1998 | 2.38917 |
| 1997 | 2.28422 |
| 1996 | 2.23598 |
| 1995 | 2.24709 |
| 1994 | 2.30888 |
| 1993 | 2.40592 |
| 1992 | 2.49713 |
| 1991 | 2.54609 |
| 1990 | 2.54815 |
| 1989 | 2.5335 |
| 1988 | 2.52513 |
| 1987 | 2.53463 |
| 1986 | 2.57015 |
| 1985 | 2.6239 |
| 1984 | 2.67871 |
| 1983 | 2.73027 |
| 1982 | 2.78033 |
| 1981 | 2.81206 |
| 1980 | 2.83088 |
| 1979 | 2.84239 |
| 1978 | 2.82863 |
| 1977 | 2.80237 |
| 1976 | 2.78811 |
| 1975 | 2.78222 |
| 1974 | 2.77863 |
| 1973 | 2.78151 |
| 1972 | 2.78983 |
| 1971 | 2.79636 |
| 1970 | 2.81019 |
| 1969 | 2.84022 |
| 1968 | 2.8998 |
| 1967 | 2.99492 |
| 1966 | 3.10367 |
| 1965 | 3.2094 |
| 1964 | 3.30307 |
| 1963 | 3.38203 |
| 1962 | 3.44233 |
| 1961 | 3.49018 |
| 1960 | 3.53137 |