Column titles:
[1] - Bookmarks
[2] - Others
[3] - yandex.ru
[4] - google.com
Date          [1]      [2]      [3]      [4]
17 Nov.        13        8        0        1
24 Nov.        23        5        2        3
1 Dec.          8        3        2        3
8 Dec.         17        2        1        4
15 Dec.       498     2246       14       20
22 Dec.        33        9        2        3
29 Dec.        23        7        3        2
5 Jan.          9        4        5        0
12 Jan.        15        4        7        1
19 Jan.        16        5        5        0
26 Jan.        11        2        2        0
2 Feb.       2154     1574      264      104
9 Feb.        329      192       56       26
16 Feb.        84       58       12        2
23 Feb.        21        2        2        0
2 Mar.         13        2        0        0
9 Mar.         28        2        4        2
16 Mar.         5        1        4        2
23 Mar.        23        3        1        5
30 Mar.        27        2        0        3
6 Apr.         11        6        0        2
13 Apr.        16        0        5        4
20 Apr.        12        2        2        0
27 Apr.        15        1        1        1
4 May          11        1        0        1
11 May          2        1        5        2
18 May          5        0        1        0
25 May          4        0        2        0
1 Jun.          6        0        6        1
8 Jun.          9        0        7        0
11 Jun.         4        0        3        0