21
21
21
21
21
20
18
21
16
15
21
21
21
21
21
21
21
15
21
12
16
15
17
21
16
21
21
16
12
18
16
15
21
21
16
12
12
16
16
21
21
12
19
21
17
14
21
21
21
21
21
14
12
21
16
15
21
16
21
15
12
21
21
16
16
16
20
12
21
21
16
21
21
13
21
21
15
16
21
12
17
21
21
17
16
21
21
21
15
21
20
19
20
16
21
16
16
21
21
19