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