19
20
10
8
18
21
18
8
15
20
16
21
10
18
14
15
15
12
9
10
17
16
17
18
9
13
18
8
17
21
10
9
21
14
9
12
15
8
9
15
8
11
21
21
21
21
21
21
21
21
21
20
18
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21
21