Methodology:
Data is from the April 2015 MarketLive report titled "Q1 2015: Performance Index." MarketLive analyzed anonymous, aggregated, US traffic and revenue data from MarketLive ecommerce websites that have continuously reported data from January 1, 2014-March 31, 2015 or before. Data was sourced from Google Analytics. Orders and revenues are attributed to the last click the shopper makes toward purchasing an item based on standard Google Analytics tracking and reporting methodology.