condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.03375985 0.0 0.105612 10 h after light 0.027640833333333333 0.0 0.165845 14 h after light 0.019008833333333332 0.0 0.114053 18 h after light 0.0 0.0 0.0 2 h after dark 0.08207783333333334 0.0 0.367661