Tom has been Swimming since he was a small child. He competes in Diving competitions though.
he has been swimming since he was five
Tom has always been swimming since a small boy. He progressed to Olympic diving at 14-years-old.
Dawn Fraser has been in the sport of swimming for 28 years.
4 years
since 2500 BC
two
Since he was 7 or 8-years-old. He will be 18 on 21 May 2012 so he has been diving about 10 years now.
As many as he wants!
no
6
100
Swimming pool go back at least to Roman times Pre 2,000 years many of them were even heated.