condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.703724 0.0 1.34225 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.3279123333333333 0.0 0.983737 9 h after dark 0.0 0.0 0.0 12 h after dark 0.9220566666666666 0.0 2.76617