condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.245189 0.106206 0.369694 12 h after light 0.30464800000000003 0.204799 0.450803 4 h after dark 0.39213933333333334 0.301988 0.479001 8 h after dark 0.16989166666666666 0.0 0.283262 12 h after dark 0.08310646666666667 0.0442433 0.105799