condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.04395105 0.0 0.170718 10 h after light 0.04744338333333333 0.0 0.104585 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.041178766666666665 0.0 0.161857