Column titles:
[1] - Windows 10
[2] - Android
[3] - iOS iPhone
[4] - MacOS
[5] - Windows 7
Date          [1]      [2]      [3]      [4]      [5]
3 Nov.       18.4      8.9        3      1.9      1.4
10 Nov.        15      7.9      2.3      2.3      1.3
17 Nov.      14.7      4.7        2     0.57     0.86
24 Nov.      10.9      4.3        1      1.3      1.6
1 Dec.       13.4      6.7      3.7        2      1.6
8 Dec.       12.6        4        2      1.4      1.4
15 Dec.      14.1      4.6      1.7        1        1
22 Dec.      13.6      4.1      2.3      1.4      1.6
29 Dec.       9.4      5.6        2      1.6      1.7
5 Jan.        4.9      5.3      1.9        1        1
12 Jan.      10.9      4.6      3.4     0.57        1
19 Jan.        25      3.1      2.6     12.4        1
26 Jan.      15.9        5      1.9      1.9      1.4
2 Feb.       12.1      4.7      1.9      1.9      2.3
9 Feb.       15.1      5.6      4.9      1.3      2.3
16 Feb.      15.3      6.9        2     0.86      1.4
23 Feb.      13.1        5      2.1      1.4      1.9
2 Mar.       15.7      6.4      2.1      1.7      1.4
9 Mar.       16.4      3.4      2.3      1.3      1.3
16 Mar.        11     17.3        7     0.43      1.6
23 Mar.        14        6      2.4      1.4        1
30 Mar.      12.9      6.7      2.6      1.6     0.86
6 Apr.       11.1     21.9      2.3     0.86      1.7
13 Apr.      13.4     24.9      2.4      1.3        3
20 Apr.      14.6     18.3      2.1     0.86      1.1
27 Apr.      15.7     18.6      1.6      1.6      1.7
4 May        11.1      8.6     0.86     0.43      1.1
11 May       11.9      7.3        1     0.43     0.86
18 May       13.4        7     0.86     0.43        1
25 May       11.3     10.6      2.1      1.1     0.86
28 May       11.7      6.3      1.3      1.3      1.3