condition mean min max 0 h after light 6.9919 5.74197 8.24183 2 h after light 4.937575000000001 4.65652 5.21863 4 h after light 3.9402099999999995 3.05604 4.82438 8 h after light 8.590525 5.64755 11.5335 12 h after light 10.82652 8.54434 13.1087 2 h after dark 11.83606 7.34532 16.3268 4 h after dark 10.8357 10.6339 11.0375 8 h after dark 11.4893 10.6769 12.3017 12 h after dark 6.88756 5.89467 7.88045