21
21
21
20
16
17
21
11
14
20
17
21
21
21
20
21
17
17
13
17
17
21
21
21
15
17
16
16
20
21
16
21
21
18
12
16
21
17
12
18
18
16
21
21
21
21
13
17
17
21
10
21
12
21
17
21
16
21
17
21
16
21
12
21
21
21
16
16
21
16
12
16
21
21
21
13
21
20
12
21
21
17
16
21
21
17
14
21
21
17
21
21
21
16
21
21
21
21
10