condition mean min max 4 h after light 11.8 11.8 11.8 8 h after light 18.65 6.4 30.9 12 h after light 45.3 36.2 54.4 4 h after dark 45.349999999999994 33.4 57.3 8 h after dark 37.25 24.7 49.8 12 h after dark 15.35 1.5 29.2