Name Thursday, 8 of May Wednesday, 7 of May average on Thursday average for 7 days Windows 10 3 ? 1.5 3 Android 1 ? 0.5 1 iOS iPhone 0 ? 0.5 0 Windows 7 0 ? 0.25 0 amount of selected 4 ? 2.8 4 total 4 ? 2.8 4