n

%

All

670

100.0

Sex

Male

426

63.6

Female

244

36.4

Belong to athletic club

Belongs

543

81.0

individual

237

43.6

team

287

52.9

Independent

127

19.0

Swimming ability

Over 100 m

142

21.2

50 - 100 m

287

42.8

25 - 50 m

169

25.2

Less than 25 m

64

9.6