condition mean min max 2 h after light 0.427007 0.0 0.843914 6 h after light 0.11864533333333332 0.0 0.260717 10 h after light 0.160164 0.0 0.481791 14 h after light 0.21890883333333333 0.0 0.544523 18 h after light 0.32257 0.0 0.702163 2 h after dark 0.10416766666666667 0.0 0.409441