Column titles:
[1] - Bookmarks
[2] - yandex.ru
[3] - admin.unibo.ru
[4] - apipost.ru
[5] - google.com
Date          [1]      [2]      [3]      [4]      [5]
22 Apr.      36.2      6.4        0        0      4.3
23 Apr.      28.3      6.5        0      2.2        0
24 Apr.        34     12.8      2.1      2.1      2.1
25 Apr.        22      9.8      2.4      2.4      7.3
26 Apr.      34.5      6.9        0      3.4     10.3
27 Apr.      35.3      8.8        0        0        0
28 Apr.      18.9     10.8        0      2.7        0
29 Apr.        25      7.5      2.5      2.5        0
30 Apr.      34.5      3.4        0        0        0
1 May        29.4      5.9        0        0      5.9
2 May        42.9      7.1        0        0      7.1
3 May        11.8     23.5        0      5.9      5.9
4 May          25     12.5        0        0     12.5
5 May         4.3     17.4        0      4.3        0
6 May         9.4     31.2      3.1        0      6.2
7 May        39.1      8.7        0      4.3      4.3
8 May        23.1     26.9        0      3.8      3.8
9 May          20       25        0        0        5
10 May         30        0        0        0        5
11 May         30       15        0        5        0
12 May         15       30        5        5        0
13 May       22.6      6.5        0      3.2        0
14 May         27      5.4        0        0      2.7
15 May       29.6      3.7        0      7.4      3.7
16 May         20       10        0        5        5
17 May       28.6      9.5        0        0        0
18 May       23.5     23.5        0        0      5.9
19 May       17.9      7.7        0        0      5.1
20 May       32.4      5.4        0      2.7      2.7
21 May         31      6.9        0        0      6.9
22 May       25.9     11.1        0      3.7      7.4
   total      807      366     15.2     65.9      119