查询结果如下：   

年份	分类	数值（百分比）
2000	Gross domestic product	100.00
2001	Gross domestic product	100.00
2002	Gross domestic product	100.00
2003	Gross domestic product	100.00
2004	Gross domestic product	100.00
2005	Gross domestic product	100.00
2006	Gross domestic product	100.00
2007	Gross domestic product	100.00
2008	Gross domestic product	100.00
2009	Gross domestic product	100.00
2010	Gross domestic product	100.00
2011	Gross domestic product	100.00
2012	Gross domestic product	100.00
2013	Gross domestic product	100.00
2014	Gross domestic product	100.00
2015	Gross domestic product	100.00
2016	Gross domestic product	100.00
2017	Gross domestic product	100.00

 

数据来源：美国经济分析局（Bureau of Economic Analysis）