Cycle duration

• 2/3 h (1) 

  (1) 1,5/2 h (1) 1,5/2,5/3,5 h (2) 1,5/2/2,5 h (1) 1-3 h (2) 2 h (5) 2,5 h (3) 2/3/4 h (4) 3 h (8) 4 h (1) 4/6/8 h (4) 90 min/4 h (1)