21
14
10
19
14
11
13
17
13
12
12
17
8
13
9
9
15
15
21
9
15
15
21
21
13
21
21
21
21
21
21
21
15
12
15
21
21
16
15
16
13
20
21
21
21
18
21
20
16
16
21
21
21
15
16
21
15
21
21
21
16
16
21
21
15
21
21
21
15
16
15
20
15
16
15
21
21
20
17
21
21
21
21
21
21
21
21
21
20
21
21
21
21
21
21
21
21
21
17
20