;"Monday, 19 of May";"Sunday, 18 of May";"average on Monday";"average for 7 days"
"Visitors during 31 days";128;?;128;128
"Visitors during 7 days";31;?;28;31
"Visitors during a day";8;?;5;8
"New (or were not present during 31 days)";6;?;3.5;6
"Main body (present every week during a month)";1;?;1;1
"Permanent (present every month or during 4 months)";1;?;1;1