| 年份 | 萨摩亚  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 8398.6 | 
| 2021 | 9015.91 | 
| 2020 | 9875.88 | 
| 2019 | 1.03万 | 
| 2018 | 1万 | 
| 2017 | 1.02万 | 
| 2016 | 1.01万 | 
| 2015 | 9466.4 | 
| 2014 | 9197.38 | 
| 2013 | 9220.17 | 
| 2012 | 9294.66 | 
| 2011 | 9742.18 | 
| 2010 | 9462 | 
| 2009 | 8984.97 | 
| 2008 | 9099.33 | 
| 2007 | 8847.25 | 
| 2006 | 8855.55 | 
| 2005 | 8705.3 | 
| 2004 | 8187.32 | 
| 2003 | 7968.95 | 
| 2002 | 7607.01 | 
| 2001 | 7242.75 | 
| 2000 | 6800.12 | 
| 1999 | 6534.39 | 
| 1998 | 6459.37 | 
| 1997 | 6385.85 | 
| 1996 | 6410.73 | 
| 1995 | 6043.26 | 
| 1994 | 5723.93 | 
| 1993 | 5933.05 | 
| 1992 | 5751.83 | 
| 1991 | 5800.87 | 
| 1990 | 5955.61 | 
| 1989 | 6242.25 | 
| 1988 | 6034.71 | 
| 1987 | 6147.95 | 
| 1986 | 6133.4 | 
| 1985 | 5808.09 | 
| 1984 | 5580.25 | 
| 1983 | 5503.87 | 
| 1982 | 5482.18 | 
| 1981 | - | 
| 1980 | - | 
| 1979 | - | 
| 1978 | - | 
| 1977 | - | 
| 1976 | - | 
| 1975 | - | 
| 1974 | - | 
| 1973 | - | 
| 1972 | - | 
| 1971 | - | 
| 1970 | - | 
| 1969 | - | 
| 1968 | - | 
| 1967 | - | 
| 1966 | - | 
| 1965 | - | 
| 1964 | - | 
| 1963 | - | 
| 1962 | - | 
| 1961 | - | 
| 1960 | - |