condition mean min max 0 h after light 0.0877306 0.0876524 0.0878088 4 h after light 0.04465565 0.0 0.0893113 8 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.17374485 0.0863267 0.261163 12 h after dark 0.08658135 0.085628 0.0875347