condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.024020366666666668 0.0 0.0720611 8 h after dark 0.028497833333333333 0.0 0.0854935 12 h after dark 0.058632333333333335 0.0 0.175897