Source: US. Bureau of Labor Statistics
Release: Consumer Price Index
US. Bureau of Labor Statistics, Consumer Price Index for All Urban Consumers: Education and communication services in Northeast urban - Size Class a (over 1,500,000 persons) [CUURA100SAES], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/CUURA100SAES, December 4, 2016.