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