1-STD8.
2-STD8.
3-STD6.
4-STD6.
6-STD8.
7-STD8.
8-STD8.
9-STD8.
10-STD7.
11-STD8.
12-STD8.
13-STD8.
14-STD6.
15-STD7.
16-STD7.
17-STD7.
18-STD7.
19-STD8.
21-STD8.
STD 9.
STD 10.