condition mean min max 4 h after light 0.2623625 0.189866 0.334859 8 h after light 0.4723585 0.363354 0.581363 12 h after light 0.5346745 0.378682 0.690667 4 h after dark 0.6038 0.545628 0.661972 8 h after dark 0.577976 0.57542 0.580532 12 h after dark 0.5370985 0.489885 0.584312