condition mean min max 2 h after light 0.10910216666666667 0.0 0.421846 6 h after light 0.046266016666666666 0.0 0.183407 10 h after light 0.14140475 0.0 0.322254 14 h after light 0.0620495 0.0 0.253535 18 h after light 0.07591346666666667 0.0 0.130643 2 h after dark 0.214993 0.0 0.564186