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