;"Saturday, 19 of April";"Friday, 18 of April";"average on Saturday";"average for 7 days"
"Visitors during 31 days";72;?;65;72
"Visitors during 7 days";17;?;14;17
"Visitors during a day";5;?;2.8;5
"New (or were not present during 31 days)";3;?;2;3
"Main body (present every week during a month)";3;?;2.5;3
"Frequent (present every week or during 3 months)";1;?;1;1
"Permanent (present every month or during 4 months)";2;?;2;2