21
17
16,17
16
16, 17
17,18
17
16
16,17
19
16.5, 17,18
19
17,19
16,17
16, 17,18
17
19
16, 17
17, 18,19
17
18
17
16,17
16, 17,18
16
16, 17
17,18
16,17
17,18