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