condition mean min max 0 h after light 17.21665 13.4635 20.9698 2 h after light 12.716750000000001 12.5692 12.8643 4 h after light 11.34825 10.42 12.2765 8 h after light 13.608 11.4784 15.7376 12 h after light 19.8218 19.6193 20.0243 2 h after dark 37.56115 32.1273 42.995 4 h after dark 29.288849999999996 21.1448 37.4329 8 h after dark 22.342599999999997 20.0047 24.6805 12 h after dark 20.71535 17.5517 23.879