Column titles:
[1] - Others
[2] - Undefined
Date          [1]      [2]
28 Feb.      74.7     88.1
7 Mar.        4.7     16.4
14 Mar.         1     14.4
21 Mar.       258      114
28 Mar.       226       93
4 Apr.       0.86     13.7
11 Apr.      0.43      5.6
18 Apr.         0      3.7
25 Apr.         0      5.4
2 May         161     35.4
9 May        35.9      8.6
16 May        246     54.3
23 May        213     81.7
30 May        6.3      2.4
6 Jun.        4.6      2.1
13 Jun.       5.9      1.7
20 Jun.       4.4      1.3
27 Jun.         4      1.7
4 Jul.          2        1
11 Jul.      0.43      2.7
18 Jul.      0.29      1.3
25 Jul.         0     0.57
1 Aug.       0.29      1.1
8 Aug.          0     0.29
15 Aug.      0.14      1.4
22 Aug.      0.14     0.86
29 Aug.         0     0.57
5 Sep.          0     0.29
12 Sep.         0     0.86
19 Sep.         0     0.43
22 Sep.         0     0.33