condition mean min max 3 h after light 3.6196065 0.644663 11.4504 7 h after light 4.459604166666667 1.83571 10.8463 11 h after light 3.8683508333333334 1.51773 8.65377 2 h after dark 3.9853225 1.68194 10.5451 6 h after dark 2.3089283333333332 1.18891 4.721 10 h after dark 2.094813333333333 1.0228 3.40322