Column titles:
[1] - Windows 10
[2] - Android
Date          [1]      [2]
12 May         50       25
13 May       42.9     28.6
14 May       66.7        0
15 May         40       20
16 May         25       25
17 May       66.7     33.3
18 May        100        0
19 May         75     12.5
20 May       66.7        0
21 May         80        0
22 May         75        0
23 May         75        0
24 May        100        0
25 May        100        0
26 May          0        0
27 May         75        0
28 May         60       20
29 May         60       20
30 May       66.7     16.7
31 May        100        0
1 Jun.         50       50
2 Jun.         50       25
3 Jun.         50       25
4 Jun.         50       25
5 Jun.       66.7        0
6 Jun.       71.4     14.3
7 Jun.        100        0
8 Jun.        100        0
9 Jun.         75        0
10 Jun.        75        0
11 Jun.      66.7        0