21
21
21
20
21
21
21
21
15
21
21
18
16
21
16
16
21
21
20
11
21
16
21
21
16
16
20
10
21
17
18
21
17
21
20
15
16
20
17
15
21
21
20
16
21
21
21
16
16
20
17
18
21
21
18
21
21
16
21
18
21
21
12
21
21
21
21
21
21
16
16
21
21
19
16
21
21
21
12
21
21
21
20
21
21
21
21
21
21
21
21
21
21
20
21
20
21
21
21
18