Column titles:
[1] - Windows 10
[2] - Android
[3] - iOS iPhone
[4] - Unix
[5] - Windows 7
Date          [1]      [2]      [3]      [4]      [5]
Dec. 22        38     36.9      3.1      1.2     14.7
Jan. 23      39.1       37      3.7      1.1     13.4
Feb. 23      48.2     29.7        3      1.3     12.9
Mar. 23      47.6       35      3.4      1.5      8.9
Apr. 23      44.9     34.1      5.5      1.6      8.3
May 23         50     32.4      3.7      1.5      8.5
Jun. 23      55.7       30        4      1.5      5.6
Jul. 23      52.5     28.4      5.7      1.8      8.1
Aug. 23      50.9     27.6      6.7      1.9      7.3
Sep. 23      51.8     30.5      5.4      1.6      7.1
Oct. 23      57.1       26        3      1.9      7.9
Nov. 23      59.6     24.1        3        2      7.4
Dec. 23      56.4     27.7      2.6        2      6.6
Jan. 24      58.5     26.3      4.3      1.8      5.3
Feb. 24      61.1     25.1      2.9      1.6      5.7
Mar. 24        63     25.1      2.3      1.5      5.1
Apr. 24      60.5     28.9      3.4      1.7      3.2
May 24       56.7     31.2      5.4      1.8      2.1
Jun. 24      54.1     34.3        5      1.7      2.2
Jul. 24      55.8     31.7      5.2        2      2.5
Aug. 24      59.4     28.9        4      2.3      2.6
Sep. 24      46.9     40.4      5.9      1.8        2
Oct. 24      57.3     31.7      4.6      2.1      1.9
Nov. 24      58.5     25.9      2.7      3.1      5.1
Dec. 24      67.7     22.4      2.7        2      3.2
Jan. 25      66.9     27.3      1.8     0.89     0.67
Feb. 25      51.3     39.8      4.3      1.4     0.97
Mar. 25      67.1     11.2        0     0.66      1.3
Apr. 25        62       14     11.6        0        0
May 25       63.9     25.3      2.4      1.2      1.2
Jun. 25      33.3     33.3     16.7      8.3        0