TTM20162015201420132012
Total revenues (MM)$3,143.4$3,143.4$3,119.5$3,042.1$2,573.7$2,334.5
Total revenue growth0.8%0.8%2.5%18.2%10.2%45.0%
Ecommerce sales (MM)$1,839.8$1,839.8$1,747.0$1,541.1$919.0$454.7
Ecommerce sales growth5.3%5.3%13.4%67.7%102.1%2,083.5%
Ecommerce sales % of total revenue58.5%58.5%56.0%50.7%35.7%19.5%
Third party & other revenues (MM)$1,303.5$1,303.5$1,372.5$1,501.0$1,654.7$1,879.7
Third party & other revenue growth-5.0%-5.0%-8.6%-9.3%-12.0%18.3%

Notes:Ecommerce sales includes direct sales of goods and services to customers; third party & other revenues consists of net revenues retained from the sale of Groupons, advertising revenue, payment processing revenue, point of sale revenue, reservation revenue and commission revenue