condition mean min max 4 h after light 0.00490777 0.0 0.00981554 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.0063887 0.0 0.0191661 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0