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