20162015201420132012
Active customers (M)52,74948,88947,42643,67340,564
TTM gross billings per avg active customer$119.97$129.98$136.95$136.69$144.84
Units (M)214,285220,824214,301193,426176,079
Unit growth-3.0%3.0%10.8%9.9%24.1%