condition mean min max 3 h after light 0.4843133333333333 0.0 1.45294 6 h after light 0.0 0.0 0.0 9 h after light 0.2872173333333333 0.0 0.861652 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.36271666666666663 0.0 1.08815 9 h after dark 0.9411999999999999 0.0 2.8236 12 h after dark 0.0 0.0 0.0