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