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