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]
23 May          3        2        1        0
24 May          8        8        1        0
25 May          9        6        1        0
26 May          7        4        1        0
27 May          5        5        1        0
28 May          6        6        1        0
29 May          4        3        1        0
30 May          0        0        1        0
31 May          6        5        1        0
1 Jun.          8        8        1        0
2 Jun.          5        4        1        0
3 Jun.          6        5        1        0
4 Jun.          9        9        1        0
5 Jun.          1        0        1        0
6 Jun.          1        1        1        0
7 Jun.          7        6        1        0
8 Jun.          1        0        1        0
9 Jun.          3        2        1        0
10 Jun.         1        1        1        0
11 Jun.         3        3        1        0
12 Jun.         6        5        1        0
13 Jun.         3        2        1        0
14 Jun.         3        2        1        0
15 Jun.         4        2        1        0
16 Jun.         5        4        1        0
17 Jun.         2        2        1        0
18 Jun.         2        2        1        1
19 Jun.         4        4        1        1
20 Jun.         1        0        1        1
21 Jun.         4        4        1        1
22 Jun.         5        5        1        1