;"Tuesday, 15 of April";"Monday, 14 of April";"average on Tuesday";"average for 7 days"
"Visitors during 31 days";54;?;58;54
"Visitors during 7 days";12;?;16;12
"Visitors during a day";3;?;2.5;3
"New (or were not present during 31 days)";2;?;1.5;2
"Continual (present every day during a week)";1;?;1;1
"Main body (present every week during a month)";0;?;0.25;0
"Permanent (present every month or during 4 months)";1;?;1;1