中美

年份	美国GDP与中国GDP相对差率[(1-CHN_GDP/USA_GDP]，%)
1970	91.36
1971	91.42
1972	91.10
1973	90.26
1974	90.65
1975	90.29
1976	91.77
1977	91.58
1978	93.63
1979	93.20
1980	93.30
1981	93.88
1982	93.85
1983	93.64
1984	93.55
1985	92.85
1986	93.42
1987	94.37
1988	94.02
1989	93.82
1990	93.94
1991	93.76
1992	93.43
1993	93.49
1994	92.22
1995	90.34
1996	89.24
1997	88.72
1998	88.56
1999	88.54
2000	88.06
2001	87.19
2002	86.37
2003	85.30
2004	83.76
2005	82.23
2006	79.79
2007	75.10
2008	68.40
2009	64.16
2010	58.85
2011	50.82
2012	46.64
2013	42.28
2014	39.38
2015	38.34
2016	39.08
2017	36.07
2018	31.51
2019	32.40
2020	29.84
2021	23.28
2022	29.70
2023	34.31
2024	36.02
2025	36.21