Column titles:
[1] - Android
[2] - Windows 10
[3] - Windows 7
[4] - iOS iPhone
[5] - Windows 8
Date          [1]      [2]      [3]      [4]      [5]
Dec. 22      44.4     28.6     10.3      7.1      3.4
Jan. 23      46.7       28      9.4      7.2      2.7
Feb. 23        43       33      9.3      6.7      2.4
Mar. 23        44     33.3      7.6      7.3      2.1
Apr. 23        41     34.7      9.5      6.6      2.9
May 23         50     30.9        5      7.1      1.9
Jun. 23      55.6       29        3      6.7        1
Jul. 23      53.9     28.7        4      6.9      1.3
Aug. 23      46.2     35.3      4.1      7.8      1.4
Sep. 23      43.5     39.6      4.3      6.3      1.4
Oct. 23      41.6     41.4      4.8      5.7      1.5
Nov. 23      38.6     43.9      4.7      5.9      1.6
Dec. 23      36.7     45.9      4.4      5.8      1.7
Jan. 24      38.3     46.1      2.4      6.1      1.4
Feb. 24      34.8     49.1      2.4      5.8      1.7
Mar. 24      38.3     44.5      2.6      6.3        2
Apr. 24      40.9     41.4      2.4      6.8      2.1
May 24       41.2     41.3      2.3      6.8        2
Jun. 24      42.9     39.6      2.2        7        2
Jul. 24      41.8     39.6      2.3      7.3      1.6
Aug. 24      40.9     41.9      2.1      7.4      1.3
Sep. 24      38.5     44.6      2.1        7      1.2
Oct. 24      43.3       40        2      7.4      0.7
Nov. 24      43.6     39.4      2.1      7.5      0.8
Dec. 24      41.8     41.6      2.1      7.4     0.78
Jan. 25      41.3     42.4      2.1      7.3     0.62
Feb. 25      42.6     41.5      1.9      7.1     0.55
Mar. 25      43.3     41.1      1.9      6.9     0.67
Apr. 25      44.4     40.4      1.9      6.3      0.7
May 25       43.3     40.2      1.9      6.6     0.78
Jun. 25      41.3     42.8      1.6        6     0.67