condition mean min max 4 h after light 0.01605915 0.0 0.0321183 8 h after light 0.05851225 0.0406732 0.0763513 12 h after light 1.037113 0.993556 1.08067 4 h after dark 0.08112653333333333 0.0717533 0.0878976 8 h after dark 0.020677833333333333 0.0 0.0371995 12 h after dark 0.0057791 0.0 0.0173373