In the last period, 2015, the largest presented player is Scientific Games with Cost of Revenue of 1.1B. The fastest growing participant in our report is Scientific Games with 113.02% growth in Cost of Revenue over 4 years between 2012 to 2015. The topic that suffers from the biggest downturn is Dover Downs Gaming & Entertainment with 18.78% decline over the same period. This report represents data points consolidated from 4 sources: Dover Downs Gaming & Entertainment, Trans World, Churchill Downs and Scientific Games