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