condition mean min max 1 h after light 0.49699715899999997 0.49699715899999997 0.49699715899999997 3 h after light 2.4955034755 0.789026725 4.201980226 5 h after light 5.4223427855 5.308986121 5.53569945 7 h after light 7.310513030500001 6.592776905 8.028249156000001 9 h after light 6.576214558 6.536220537 6.616208578999999 11 h after light 8.3682856015 7.079881071 9.656690132 1 h after dark 9.242136052 8.493847277999999 9.990424826 3 h after dark 12.4192523275 9.294332165 15.54417249 5 h after dark 9.604792447000001 9.46231691 9.747267984 7 h after dark 11.663415019999999 10.89620201 12.43062803 9 h after dark 14.601846349999999 14.5904797 14.613213 11 h after dark 15.855414719999999 14.77759204 16.9332374