Source: US. Bureau of Economic Analysis
Source: US. Bureau of the Census
US. Bureau of Economic Analysis and US. Bureau of the Census, U.S. Exports of Services: Charges for the Use of Intellectual Property, not included elsewhere [ITXCIPM133S], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/ITXCIPM133S/, July 27, 2015.