16
13
21
21
21
20
21
21
21
21
21
21
21
21
21
21
21
12
21
21
21
21
21
21
21
21
21
21
21
21
19
16
21
13
21
21
15
15
12
15
9
21
12
8
11
20
14
12
18
9
14
16
21
21
21
19
18
19
19
15
19
13
8
17
12
16
18
19
18
19
17
17
19
16
16
21
16
15
16
21
21
16
21
16
21
21
16
15
21
21
21
21
21
21
21
21
21
21
21
21