condition mean min max 4 h after light 41.5 41.5 41.5 8 h after light 91.15 63.2 119.1 12 h after light 124.0 84.0 164.0 4 h after dark 161.85000000000002 131.8 191.9 8 h after dark 187.55 161.9 213.2 12 h after dark 118.75 54.0 183.5