;"Tuesday, 27 of May";"Monday, 26 of May";"average on Tuesday";"average for 7 days"
"Windows 10";3;?;4.5;3
"MacOS";3;?;3.8;3
"iOS iPhone";2;?;1.5;2
"Android";1;?;0.5;1
"Windows 8";0;?;0.5;0
"Others";0;?;0.25;0
"Windows 7";0;?;0.25;0
"amount of selected";9;?;11;9
"total";9;?;11;9