condition mean min max 0 h after light 0.03842675 0.0 0.0768535 4 h after light 0.03781915 0.0 0.0756383 8 h after light 0.03794965 0.0 0.0758993 4 h after dark 0.0378216 0.0 0.0756432 8 h after dark 0.076193 0.0 0.152386 12 h after dark 0.03830675 0.0 0.0766135