附件中为美国各种商品的零售数据，月度的，从1992年-2009年9月，美国商务部发布，有用的可以下来看看。
Estimates of Monthly Retail and Food Services Sales by Kind of Business
Estimates are shown in millions of dollars and are based on data from the Monthly Retail Trade Survey, Annual Retail Trade Survey, and administrative records
大家用了的给个鼓励，回复一下吧，新手，希望得到大家的肯定，谢谢！