21
21
20
21
21
15
20
15
21
21
17
21
21
16
21
21
21
19
21
21
21
21
21
16
14
21
21
16
21
21
10
17
21
21
21
21
16
21
20
21
21
15
21
21
21
21
21
21
21
21
21
21
15
21
21
21
21
21
21
21
21
21
21
16
21
21
21
21
16
18
21
19
20
21
21
12
17
20
21
21
17
16
21
21
21
16
16
18
16
21
12
21
21
15
21
21
21
21
21
17