Column titles:
[1] - Moscow
[2] - Rostov-on-Don
[3] - Kazan
[4] - Krasnodar
[5] - Kaluga
Date          [1]      [2]      [3]      [4]      [5]
27 Apr.      33.3        0        0        0        0
28 Apr.         0        0        0        0        0
29 Apr.        50        0        0        0        0
30 Apr.      66.7        0     33.3        0        0
1 May        66.7        0        0        0        0
2 May           0        0        0        0        0
3 May          50       25        0        0        0
4 May        66.7        0        0        0        0
5 May          75        0       25        0        0
6 May          50        0        0        0        0
7 May        66.7        0        0        0        0
8 May          50       25        0        0        0
9 May           0        0        0        0        0
10 May         50        0        0        0       50
11 May         50        0        0        0        0
12 May         50        0        0        0        0
13 May       66.7     33.3        0        0        0
14 May       33.3        0        0        0        0
15 May       66.7        0        0        0        0
16 May        100        0        0        0        0
17 May          0        0        0      100        0
18 May       66.7        0        0        0        0
19 May         50        0        0        0        0
20 May       33.3        0        0        0        0
21 May         50        0        0        0        0
22 May       66.7        0        0        0        0
23 May         80        0        0        0        0
24 May       66.7        0        0        0        0
25 May         50        0        0        0        0
26 May         50        0        0        0        0
27 May         20       20        0        0        0