Column titles:
[1] - yandex.ru
[2] - Bookmarks
[3] - ya.ru
[4] - Undefined
[5] - mail.yandex.ru
Date          [1]      [2]      [3]      [4]      [5]
28 Apr.        22       18       15       10        1
29 Apr.        16       15       10        7        2
30 Apr.        15       15       18        8        1
1 May           7       17       11        7        2
2 May          11       13       15        4        2
3 May          10       12        9        4        1
4 May          14       30        8        9        1
5 May          15       19       12        9        1
6 May          10       22       19       10        1
7 May          25       17       14        8        2
8 May           6       11       12        7        0
9 May           5       12        7        3        1
10 May          7       10       13        4        1
11 May          9       21        9        2        2
12 May         19       17        9       11        1
13 May         21       24       17       11        2
14 May         14       20       17        5        1
15 May         13       18       10        6        1
16 May          6       19       10       10        3
17 May         10       17        9        4        1
18 May          9       11       10        8        2
19 May         18       15       10        9        1
20 May         24       14       14        8        1
21 May         10       11       15        6        1
22 May         15       12       17        5        3
23 May         14       11       18        4        1
24 May         12       12        4        6        1
25 May         14       12        9        4        1
26 May         16       12       13        5        0
27 May         12       13       11        2        3
28 May         19       12       16        7        2
   total      418      482      381      203       43