From: Medical Care for Swimmers
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