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