16
11
19
10
21
15
20
8
12
10
8
12
10
11
13
15
17
15
8
16
19
20
11
9
14
16
21
13
17
21
14
21
21
15
11
12
11
8
9
8
13
9
17
12
21
21
16
21
20
21
21
21
21
21
16
21
21
15
15
15
20
21
21
16
21
21
21
21
21
21
21
16
21
16
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
16
21
21
21
21
21
21
21
21