condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 2 h after dark 0.77872 0.0 2.33616 6 h after dark 0.37867999999999996 0.0 1.13604 10 h after dark 0.0 0.0 0.0