| 年份 | 萨摩亚  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 3591.8 | 
| 2021 | 3855.81 | 
| 2020 | 4223.59 | 
| 2019 | 4421.29 | 
| 2018 | 4277.34 | 
| 2017 | 4346.5 | 
| 2016 | 4329.73 | 
| 2015 | 4048.47 | 
| 2014 | 3933.42 | 
| 2013 | 3943.16 | 
| 2012 | 3975.02 | 
| 2011 | 4166.41 | 
| 2010 | 4046.59 | 
| 2009 | 3842.58 | 
| 2008 | 3891.48 | 
| 2007 | 3783.68 | 
| 2006 | 3787.23 | 
| 2005 | 3722.97 | 
| 2004 | 3501.45 | 
| 2003 | 3408.06 | 
| 2002 | 3253.27 | 
| 2001 | 3097.49 | 
| 2000 | 2908.19 | 
| 1999 | 2794.54 | 
| 1998 | 2762.46 | 
| 1997 | 2731.02 | 
| 1996 | 2741.66 | 
| 1995 | 2584.5 | 
| 1994 | 2447.94 | 
| 1993 | 2537.37 | 
| 1992 | 2459.87 | 
| 1991 | 2480.84 | 
| 1990 | 2547.02 | 
| 1989 | 2669.61 | 
| 1988 | 2580.85 | 
| 1987 | 2629.28 | 
| 1986 | 2623.05 | 
| 1985 | 2483.93 | 
| 1984 | 2386.49 | 
| 1983 | 2353.82 | 
| 1982 | 2344.55 | 
| 1981 | - | 
| 1980 | - | 
| 1979 | - | 
| 1978 | - | 
| 1977 | - | 
| 1976 | - | 
| 1975 | - | 
| 1974 | - | 
| 1973 | - | 
| 1972 | - | 
| 1971 | - | 
| 1970 | - | 
| 1969 | - | 
| 1968 | - | 
| 1967 | - | 
| 1966 | - | 
| 1965 | - | 
| 1964 | - | 
| 1963 | - | 
| 1962 | - | 
| 1961 | - | 
| 1960 | - |