1   1
 2   0
 3   0
 4   0
 5   1
 6   0
 7   5
 8   0
 9   0
10   0
11   2
12   1
13   1
14   1
15   0
16   0
17   1
18   0
19   0
20   0
21   0
22   0
23   0
24   0
25   0
26   0
27   0
28   0
29   0
30   0