condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.07869966666666667 0.0 0.236099 12 h after light 0.02586266666666667 0.0 0.077588 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