21
21
21
21
22
22
22
21
21
21
21
23
22
24
23
23
22
21
21
20
20
20
20
20
21
22
22
22
22
22
22
21
21
21
21
23
23
24
25
23
22
23
23
23
23
22
25
25
25
25
26
28
28
28
27
27
26
27
28
28
28
29
29
28
28
26
24
25
23
23
25
24
23
23
26
26
25
24
26
27
26
25
25
25
25
25
24
23
23
23
22
22
22
22
22
22
22
24
24
23
20
20
20
19
19
22
23
23
23
22
22
23
23
24
24
21
23
21
21
21
21
22
22
21
20