condition mean min max 0 h after light 5.98243 5.68234 6.28252 2 h after light 4.52934 4.23087 4.82781 4 h after light 5.2133400000000005 5.04311 5.38357 8 h after light 5.460105 4.75812 6.16209 12 h after light 6.3613599999999995 6.32406 6.39866 2 h after dark 4.48595 3.43806 5.53384 4 h after dark 5.33357 5.13187 5.53527 8 h after dark 6.71081 6.08023 7.34139 12 h after dark 5.99522 5.59697 6.39347