condition mean min max 0 h after light 18.10255 13.387 22.8181 2 h after light 8.98879 6.70538 11.2722 4 h after light 11.35863 8.50136 14.2159 8 h after light 34.20395 31.1067 37.3012 12 h after light 39.38395 38.6551 40.1128 2 h after dark 42.74905 34.9637 50.5344 4 h after dark 37.989599999999996 35.9193 40.0599 8 h after dark 31.89735 24.4681 39.3266 12 h after dark 18.66585 17.8624 19.4693