Date	Google	Yandex
17 Nov.	66.7	33.3
24 Nov.	50	50
1 Dec.	37.5	62.5
8 Dec.	50	50
15 Dec.	60	40
22 Dec.	50	50
29 Dec.	28.6	71.4
5 Jan.	14.3	85.7
12 Jan.	10	90
19 Jan.	0	100
26 Jan.	0	100
2 Feb.	29.7	70
9 Feb.	30.9	68
16 Feb.	12.5	87.5
23 Feb.	0	100
2 Mar.	0	0
9 Mar.	28.6	71.4
16 Mar.	37.5	62.5
23 Mar.	50	50
30 Mar.	100	0
6 Apr.	100	0
13 Apr.	44.4	55.6
20 Apr.	0	100
27 Apr.	33.3	66.7
4 May	100	0
11 May	22.2	77.8
18 May	0	100
25 May	0	100
1 Jun.	14.3	85.7
8 Jun.	0	100
10 Jun.	0	100