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Old 12-15-2011, 09:13 PM   #2
tommyfr's Avatar
Join Date: Aug 2009
Location: Cebu, Philippines
Posts: 131

I have two rather good 12 year old boys doing it on 21 sec, clay court.

I have a top 15 year old doing it on 17 seconds. And I have a 5 year old boy doing it on 27 sec...looks very slow.

To me 22 for a 9 year old sounds fine actually.

Hopefully someone else has more comparative data.
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