Column titles:
[1] - Windows 10
[2] - MacOS
[3] - Android
[4] - Unix
[5] - Windows 7
Date          [1]      [2]      [3]      [4]      [5]
16 May          0        0        0        0        0
17 May          2        0        0        0        2
18 May          5        1        0        0        0
19 May          6        0        0        1        1
20 May          5        0        0        0        0
21 May          4        0        0        0        2
22 May          4        0        1        1        0
23 May          3        0        0        0        0
24 May          4        3        0        1        0
25 May          8        1        0        0        0
26 May          7        0        0        0        0
27 May          1        2        2        0        0
28 May          3        1        0        1        0
29 May          4        0        0        0        0
30 May          0        0        0        0        0
31 May          3        2        1        0        0
1 Jun.          6        1        0        0        0
2 Jun.          2        2        1        0        0
3 Jun.          4        2        0        0        0
4 Jun.          5        3        0        0        1
5 Jun.          1        0        0        0        0
6 Jun.          1        0        0        0        0
7 Jun.          5        1        1        0        0
8 Jun.          1        0        0        0        0
9 Jun.          2        1        0        0        0
10 Jun.         1        0        0        0        0
11 Jun.         3        0        0        0        0
12 Jun.         1        4        0        0        1
13 Jun.         3        0        0        0        0
14 Jun.         2        1        0        0        0
15 Jun.         2        1        1        0        0