condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.1106135 0.0 0.221227 12 h after light 0.14785204999999998 0.0806581 0.215046 4 h after dark 0.0318725 0.0 0.0956175 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0