condition mean min max 2 h after light 0.012949433333333335 0.0 0.0776966 6 h after light 0.0 0.0 0.0 10 h after light 0.017004000000000002 0.0 0.102024 14 h after light 0.0 0.0 0.0 18 h after light 0.04309733333333333 0.0 0.258584 2 h after dark 0.0 0.0 0.0