condition mean min max 0 h after light 0.477874 0.477448 0.4783 4 h after light 1.135715 1.09459 1.17684 8 h after light 0.8385775 0.826632 0.850523 4 h after dark 1.1171475 0.468915 1.76538 8 h after dark 1.238805 1.06693 1.41068 12 h after dark 0.5908154999999999 0.466421 0.71521