condition mean min max 1 h after light 4.2983750495 4.2901958989999995 4.3065542 3 h after light 6.632619513 5.054519981 8.212730044 5 h after light 8.496826790333333 7.1569256139999995 9.993874225 7 h after light 11.255973036666667 10.44323973 12.22923235 9 h after light 11.745248949 7.525253427000001 14.93045395 11 h after light 11.896755624 9.605682762 13.94104205 1 h after dark 15.503672593333334 14.29017331 17.56578568 3 h after dark 16.467977463333334 12.74433707 19.15526449 5 h after dark 16.547821576666667 14.05515893 20.96933247 7 h after dark 16.49552916 14.20548851 18.08859113 9 h after dark 15.1038192 13.65610495 16.52923981 11 h after dark 16.19368928 13.48831805 17.75494388