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