condition mean min max 0 h after light 1.56538 1.40217 1.72859 2 h after light 1.78527 1.61546 1.95508 4 h after light 1.6787100000000001 1.5396 1.81782 8 h after light 1.88815 1.84512 1.93118 12 h after light 2.320615 2.14268 2.49855 2 h after dark 1.606765 1.46684 1.74669 4 h after dark 1.7976549999999998 1.56503 2.03028 8 h after dark 1.844235 1.5263 2.16217 12 h after dark 1.92308 1.62519 2.22097