Q2 2018Q1 2018Q4 2017Q3 2017Q2 2017
Total revenues (MM)$1,427.0$1,417.0$2,029.0$1,374.0$1,367.0
Total revenue growth4.4%3.4%4.2%2.7%-4.3%
Ecommerce sales (MM)$796.0$792.0$1,198.0$684.0$746.0
Ecommerce sales growth6.7%8.0%10.5%0.0%2.6%
Ecommerce sales % of total revenue55.8%55.9%59.0%49.8%54.6%
Other revenues (MM)$631.0$625.0$831.0$690.0$621.0
Other revenue growth1.6%-1.9%-3.7%5.5%-11.4%

Notes:Ecommerce sales includes online and mobile sales; other revenues consists of televison sales; mobile sales were $1.5 billion, $1.1 billion, $746 million and $447 million in 2015, 2014, 2013 and 2012, respectively, representing 24.0%, 17.9%, 12.8% and 8.0% of total US revenues