| 年份 | 美属萨摩亚  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 5.59365 | 
| 2021 | 5.73153 | 
| 2020 | 5.82666 | 
| 2019 | 5.92534 | 
| 2018 | 6.0537 | 
| 2017 | 6.20028 | 
| 2016 | 6.31537 | 
| 2015 | 6.40856 | 
| 2014 | 6.4659 | 
| 2013 | 6.471 | 
| 2012 | 6.44863 | 
| 2011 | 6.42396 | 
| 2010 | 6.40986 | 
| 2009 | 6.41989 | 
| 2008 | 6.43033 | 
| 2007 | 6.4172 | 
| 2006 | 6.35571 | 
| 2005 | 6.25861 | 
| 2004 | 6.13508 | 
| 2003 | 5.99262 | 
| 2002 | 5.84386 | 
| 2001 | 5.71198 | 
| 2000 | 5.59892 | 
| 1999 | 5.48706 | 
| 1998 | 5.37517 | 
| 1997 | 5.24182 | 
| 1996 | 5.11001 | 
| 1995 | 4.97655 | 
| 1994 | 4.87673 | 
| 1993 | 4.84388 | 
| 1992 | 4.82928 | 
| 1991 | 4.80342 | 
| 1990 | 4.80082 | 
| 1989 | 4.79116 | 
| 1988 | 4.74555 | 
| 1987 | 4.71466 | 
| 1986 | 4.70421 | 
| 1985 | 4.69384 | 
| 1984 | 4.711 | 
| 1983 | 4.7514 | 
| 1982 | 4.77296 | 
| 1981 | 4.79159 | 
| 1980 | 4.80855 | 
| 1979 | 4.77602 | 
| 1978 | 4.67942 | 
| 1977 | 4.59124 | 
| 1976 | 4.5515 | 
| 1975 | 4.55764 | 
| 1974 | 4.53119 | 
| 1973 | 4.44216 | 
| 1972 | 4.35557 | 
| 1971 | 4.27718 | 
| 1970 | 4.21305 | 
| 1969 | 4.1518 | 
| 1968 | 4.12489 | 
| 1967 | 4.12611 | 
| 1966 | 4.16396 | 
| 1965 | 4.24838 | 
| 1964 | 4.32458 | 
| 1963 | 4.38378 | 
| 1962 | 4.39984 | 
| 1961 | 4.36384 | 
| 1960 | 4.30483 |