condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.17752500000000002 0.0 0.532575 9 h after light 0.20919100000000002 0.0 0.627573 12 h after light 0.55319 0.0 1.1814 3 h after dark 0.21724100000000002 0.0 0.651723 6 h after dark 0.714997 0.563048 0.932562 9 h after dark 0.47879 0.0 1.43637 12 h after dark 0.0 0.0 0.0