condition mean min max 0 h after light 1.548975 1.47659 1.62136 4 h after light 5.637295 5.60693 5.66766 8 h after light 5.552055 5.15251 5.9516 4 h after dark 3.0676500000000004 1.79245 4.34285 8 h after dark 2.2836600000000002 2.24465 2.32267 12 h after dark 1.2084835 0.785057 1.63191