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. Imports of Services: Charges for the Use of Intellectual Property, not included elsewhere [ITMCIPM133S], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/ITMCIPM133S, July 28, 2016.