| 年份 | 美属萨摩亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 14.5 |
| 2020 | 14.35 |
| 2019 | 14.2 |
| 2018 | 14.05 |
| 2017 | 13.9 |
| 2016 | 13.75 |
| 2015 | 13.6 |
| 2014 | 13.45 |
| 2013 | 13.3 |
| 2012 | 13.15 |
| 2011 | 13 |
| 2010 | 12.85 |
| 2009 | 12.7 |
| 2008 | 12.55 |
| 2007 | 12.4 |
| 2006 | 12.25 |
| 2005 | 12.1 |
| 2004 | 11.95 |
| 2003 | 11.8 |
| 2002 | 11.65 |
| 2001 | 11.5 |
| 2000 | 11.35 |
| 1999 | 11.18 |
| 1998 | 11.01 |
| 1997 | 10.84 |
| 1996 | 10.67 |
| 1995 | 10.5 |
| 1994 | 10.33 |
| 1993 | 10.16 |
| 1992 | 9.99 |
| 1991 | 9.82 |
| 1990 | 9.65 |
| 1989 | 9.65 |
| 1988 | 9.65 |
| 1987 | 9.65 |
| 1986 | 9.65 |
| 1985 | 9.65 |
| 1984 | 9.65 |
| 1983 | 9.65 |
| 1982 | 9.65 |
| 1981 | 9.65 |
| 1980 | 9.65 |
| 1979 | 9.65 |
| 1978 | 9.65 |
| 1977 | 9.65 |
| 1976 | 9.65 |
| 1975 | 9.65 |
| 1974 | 9.65 |
| 1973 | 9.65 |
| 1972 | 9.65 |
| 1971 | 9.65 |
| 1970 | 9.65 |
| 1969 | 9.65 |
| 1968 | 9.65 |
| 1967 | 9.65 |
| 1966 | 9.65 |
| 1965 | 9.65 |
| 1964 | 9.65 |
| 1963 | 9.65 |
| 1962 | 9.65 |
| 1961 | 9.65 |
| 1960 | - |