condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.395991 0.0 0.990673 12 h after light 0.04678566666666667 0.0 0.140357 4 h after dark 0.0 0.0 0.0 8 h after dark 0.6027766666666666 0.0 1.80833 12 h after dark 0.14279166666666668 0.0 0.428375