Column titles:
[1] - Krasnodar
[2] - Moscow
[3] - Saint-Petersburg
[4] - Chelyabinsk
[5] - Izhevsk
Date          [1]      [2]      [3]      [4]      [5]
10 May          1        0        0        0        0
11 May          1        1        0        0        0
12 May          1        2        0        1        0
13 May          1        5        1        0        0
14 May          1        2        0        0        0
15 May          1        4        0        0        0
16 May          1        2        1        0        0
17 May          1        2        0        0        0
18 May          1        0        0        0        0
19 May          1        5        0        1        0
20 May          1        2        0        0        0
21 May          1        3        0        0        0
22 May          0        4        0        0        0
23 May          0        3        0        1        0
24 May          0        2        0        0        0
25 May          0        3        0        0        0
26 May          0        1        0        0        0
27 May          1        3        0        0        0
28 May          1        4        0        0        0
29 May          1        3        0        0        0
30 May          1        5        0        0        0
31 May          1        0        0        0        0
1 Jun.          1        1        0        0        0
2 Jun.          0        3        0        1        0
3 Jun.          1        3        0        0        0
4 Jun.          1        3        0        0        0
5 Jun.          0        2        0        0        0
6 Jun.          0        5        0        0        1
7 Jun.          0        0        0        0        0
8 Jun.          0        0        0        0        0
9 Jun.          0        2        0        1        0