Column titles:
[1] - Moscow
[2] - Saint-Petersburg
[3] - Ulyanovsk
[4] - Undefined
[5] - Chelyabinsk
Date          [1]      [2]      [3]      [4]      [5]
23 Apr.      47.8      8.7      8.7      4.3        0
24 Apr.      66.7        0      5.6        0      5.6
25 Apr.      54.5     13.6      4.5        0      4.5
26 Apr.      45.5        0      9.1      9.1        0
27 Apr.      62.5        0      6.2      6.2        0
28 Apr.      44.4     11.1      5.6        0      5.6
29 Apr.      58.3        0      4.2      4.2      4.2
30 Apr.      58.3      8.3        0        0        0
1 May        54.5        0        0        0        0
2 May        66.7        0        0     11.1        0
3 May        66.7     16.7        0        0        0
4 May          50        0        0        0      8.3
5 May        35.3      5.9        0      5.9      5.9
6 May        51.9      7.4        0      3.7      3.7
7 May        44.4      5.6        0        0     11.1
8 May          30        5        0        0        0
9 May        61.5      7.7        0     15.4        0
10 May       55.6        0        0        0        0
11 May         50        0        0        0        0
12 May       53.3        0      6.7     13.3      6.7
13 May         50        5        0       10       10
14 May       48.1     14.8        0      3.7        0
15 May         50        5        0       10        0
16 May       37.5      6.2        0      6.2        0
17 May       57.1      7.1        0      7.1        0
18 May       61.5        0        0     15.4        0
19 May       54.2        0        0     12.5      4.2
20 May       38.9        0        0     16.7      5.6
21 May       66.7      5.6        0     11.1        0
22 May         55        5        0        5        5
23 May       86.7        0        0        0      6.7