| 年份 | 马绍尔群岛 |
|---|---|
| 2023 | - |
| 2022 | 4.54545 |
| 2021 | 4.26516 |
| 2020 | 3.91123 |
| 2019 | 3.57155 |
| 2018 | 3.2747 |
| 2017 | 3.02523 |
| 2016 | 2.8306 |
| 2015 | 2.65334 |
| 2014 | 2.45049 |
| 2013 | 2.25695 |
| 2012 | 2.11676 |
| 2011 | 2.04166 |
| 2010 | 2.04154 |
| 2009 | 2.0609 |
| 2008 | 2.06256 |
| 2007 | 2.07075 |
| 2006 | 2.08458 |
| 2005 | 2.10632 |
| 2004 | 2.13647 |
| 2003 | 2.15532 |
| 2002 | 2.1552 |
| 2001 | 2.14655 |
| 2000 | 2.13372 |
| 1999 | 2.12879 |
| 1998 | 2.18003 |
| 1997 | 2.27663 |
| 1996 | 2.36622 |
| 1995 | 2.42988 |
| 1994 | 2.48698 |
| 1993 | 2.54983 |
| 1992 | 2.60231 |
| 1991 | 2.65868 |
| 1990 | 2.72002 |
| 1989 | 2.77963 |
| 1988 | 2.83154 |
| 1987 | 2.87261 |
| 1986 | 2.91904 |
| 1985 | 2.97213 |
| 1984 | 3.01039 |
| 1983 | 3.03683 |
| 1982 | 3.0548 |
| 1981 | 3.0615 |
| 1980 | 3.08558 |
| 1979 | 3.14543 |
| 1978 | 3.22662 |
| 1977 | 3.34469 |
| 1976 | 3.47232 |
| 1975 | 3.58998 |
| 1974 | 3.73646 |
| 1973 | 3.69877 |
| 1972 | 3.47426 |
| 1971 | 3.25358 |
| 1970 | 3.27924 |
| 1969 | 3.79702 |
| 1968 | 4.61407 |
| 1967 | 5.29113 |
| 1966 | 5.51506 |
| 1965 | 5.48915 |
| 1964 | 5.45133 |
| 1963 | 5.40525 |
| 1962 | 5.40351 |
| 1961 | 5.47047 |
| 1960 | 5.53839 |