In the last period, 2016 Q1, the largest presented item is PC with Sales Amount of 64.7M. The fastest growing participant in our report is ASUS PC with 1.46% growth in Sales Amount over 5 quarters between 2015 Q1 to 2016 Q1. The topic that suffers from the biggest downturn is Mac with 11.59% decline over the same period. This report represents data points consolidated from 2 sources: Gartner and Apple