Table 2.

Relative energy system contributions to maximal performance in a range of swimming events. Reproduced from Rodrigues et al. [5] with permission

Distance (m)	Phosphocreatine (%)	Anaerobic glycolytic (%)	Aerobic (%)
50	15–80	2–80	2–26
100	5–28	15–65	5–54
200	2–30	25–65	5–65
400	0–20	10–55	25–83
800	0–5	25–30	65–83
1500	0–10	15–20	78–90