12
12
12
16
21
16
21
21
21
21
21
21
21
12
21
21
21
21
21
12
12
12
21
21
20
21
21
20
21
12
12
12
12
11
16
21
12
21
12
20
21
21
19
21
20
21
21
21
21
21
15
12
12
15
21
12
21
19
21
21
11
18
18
8
11
16
21
21
21
21
21
21
21
21
21
21
21
21
21
21
20
16
12
21
21
21
21
21
21
21
16
21
21
20
21
21
20
21
21
14