21
21
20
15
16
15
21
21
18
20
21
20
20
21
21
20
21
21
21
21
21
21
17
16
21
21
21
16
15
16
21
18
21
21
21
21
21
21
20
16
21
21
21
21
20
21
15
21
21
21
16
21
21
20
20
15
21
20
21
16
12
16
21
20
21
16
15
11
21
21
21
18
21
16
21
21
17
21
21
16
16
21
21
15
20
18
21
21
16
13
13
12
15
21
21
13
8
21
14
16