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