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