Column titles:
[1] - Visitors during a day
[2] - New (or were not present during 31 days)
[3] - Main body (present every week during a month)
[4] - Frequent (present every week or during 3 months)
Date          [1]      [2]      [3]      [4]
7 May           2        1        3        1
8 May           4        2        3        1
9 May           3        3        2        1
10 May          3        2        2        1
11 May          3        2        2        1
12 May          2        1        2        1
13 May          3        3        2        1
14 May          2        0        2        1
15 May          2        0        2        1
16 May          1        0        2        1
17 May          1        1        2        1
18 May          2        0        2        1
19 May          3        1        2        1
20 May          2        0        2        1
21 May          2        2        2        1
22 May          2        0        2        1
23 May          4        3        2        1
24 May          3        2        2        1
25 May          3        1        2        1
26 May          2        0        2        1
27 May          7        5        2        1
28 May          4        3        2        1
29 May          4        3        2        1
30 May          0        0        2        1
31 May          1        1        2        1
1 Jun.          1        1        2        1
2 Jun.          2        2        2        1
3 Jun.          3        3        1        0
4 Jun.          6        4        1        0
5 Jun.          3        3        1        0
6 Jun.          2        1        1        0