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