condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.02427623333333333 0.0 0.0728287 12 h after light 0.07977766666666666 0.0 0.239333 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0