Column titles:
[1] - Windows 10
[2] - Android
[3] - MacOS
[4] - Unix
[5] - Windows 7
Date          [1]      [2]      [3]      [4]      [5]
17 Nov.      71.7       17      1.9        0      3.8
24 Nov.      58.2     28.4        3        6      1.5
1 Dec.       66.7     18.5      3.7      1.9      3.7
8 Dec.       80.8      5.8      5.8        0      5.8
15 Dec.      67.2     22.9        1      2.1      3.2
22 Dec.      68.8     20.3      6.3      1.6      1.6
29 Dec.      74.5       17      6.4        0        0
5 Jan.       65.6     18.7      3.1      9.4      3.1
12 Jan.      64.3       19      9.5        0      2.4
19 Jan.      81.8      9.1      9.1        0        0
26 Jan.        64       12       16        0        4
2 Feb.       57.3     35.8     0.83      1.2      0.8
9 Feb.       49.2     40.6      2.4     0.91     0.91
16 Feb.      51.4     38.2        4      2.3      1.2
23 Feb.      76.3     10.5      5.3        0        0
2 Mar.         75      4.2     16.7        0      4.2
9 Mar.       74.4        7     18.6        0        0
16 Mar.        65       30        0        5        0
23 Mar.      63.4      4.9     14.6        0      4.9
30 Mar.      58.1     16.1     25.8        0        0
6 Apr.       70.4      7.4     22.2        0        0
13 Apr.      61.8     20.6      8.8        0        0
20 Apr.      61.5      3.8      3.8        0        0
27 Apr.        60     16.7     13.3        0        0
4 May          50     31.8     13.6        0        0
11 May         65       30        5        0        0
18 May       61.5     23.1      7.7        0      7.7
25 May       84.2      5.3        0      5.3        0
1 Jun.       52.6     36.8      5.3        0        0
8 Jun.         30       20       10        5        5
11 Jun.      44.4     22.2     33.3        0        0