Since 1960 the growth of service providing-jobs has far outpaced the growth of goods-producing jobs. This chart is based on employment data from the U.S. Bureau of Labor Statistics.
Justice for Janitors History Project, “Growth of Service Sector Work,” Justice for Janitors History Project, accessed May 21, 2013, http://socialjusticehistory.org/projects/justiceforjanitors/items/show/263.