Table 5. Matchings between preferred pattern and most economical pattern.
Experience group Pattern with lowest O2 Preferred pattern
T1 T2 T3 T4 Total
Novices 1 0 1 1 0 2
2 3 2 1 0 6
3 0 2 2 0 4
4 1 2 0 1 4
Total 4 7 4 1 16
Swimmers 1 1 1 1 2 5
2 0 0 0 0 0
3 1 3 3 2 9
4 1 0 0 0 1
Total 3 4 4 4 15
Experts 1 0 0 0 0 0
2 0 0 1 1
3 3 1 4 8
4 0 2 10 12
Total 3 3 15 21