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