condition mean min max 3 h after light 0.03286103333333334 0.0 0.0985831 6 h after light 0.0 0.0 0.0 9 h after light 0.11231466666666666 0.0 0.176758 12 h after light 0.0460035 0.0 0.184014 3 h after dark 0.03383733333333334 0.0 0.101512 6 h after dark 0.0 0.0 0.0 9 h after dark 0.024858633333333335 0.0 0.0745759 12 h after dark 0.0 0.0 0.0