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