単位: 10億USドル

年    日本 米国 中国
1980 1,105.39       2,857.33       305.35
1981 1,218.99 3,207.03 290.83
1982 1,134.52 3,343.80 286.72
1983 1,243.32 3,634.03 307.68
1984 1,318.38 4,037.65 316.63
1985 1,398.89 4,339.00 312.62
1986 2,078.95 4,579.63 303.34
1987 2,532.81 4,855.25 330.30
1988 3,071.68 5,236.43 411.92
1989 3,054.91 5,641.60 461.07
1990 3,132.82 5,963.13 398.62
1991 3,584.42 6,158.13 415.60
1992 3,908.81 6,520.33 495.67
1993 4,454.14 6,858.55 623.05
1994 4,907.04 7,287.25 566.47
1995 5,449.12 7,639.75 736.87
1996 4,833.71 8,073.13 867.22
1997 4,414.74 8,577.55 965.34
1998 4,032.51 9,062.83 1,032.57
1999 4,562.08 9,630.70 1,097.14
2000 4,887.52 10,252.35 1,214.92
2001 4,303.54 10,581.83 1,344.08
2002 4,115.12 10,936.45 1,477.50
2003 4,445.66 11,458.25 1,671.07
2004 4,815.17 12,213.73 1,966.24
2005 4,755.41 13,036.63 2,308.80
2006 4,530.38 13,814.60 2,774.29
2007 4,515.26 14,451.88 3,571.45
2008 5,037.91 14,712.83 4,604.29
2009 5,231.38 14,448.93 5,121.68
2010 5,700.10 14,992.05 6,066.35
2011 6,157.46 15,542.60 7,522.10
2012 6,203.21 16,197.05 8,570.35
2013 5,155.72 16,784.83 9,635.03
2014 4,850.41 17,521.75 10,534.53
2015 4,394.98 18,219.30 11,226.19
2016 4,950.07 18,707.15 11,221.84
2017 4,873.20 19,485.40 12,014.61
2018 5,070.63 20,513.00 13,457.27