Table 1 Frequency and percentages of swimmers in the different Tanner maturation stages.
Stage 1 Stage 2 Stage 3 Stage 4 Stage 5
N % N % N % N % N %
Boys 0 0 16 28.6 20 35.7 9 16.1 11 19.6
Girls 0 0 6 10.3 18 31.1 29 50.0 5 8.6