condition mean min max 3 h after light 0.06621300000000001 0.0 0.198639 6 h after light 0.139452 0.0 0.262061 9 h after light 0.074535 0.0 0.223605 12 h after light 0.11283733333333333 0.0 0.338512 3 h after dark 0.060015000000000006 0.0 0.180045 6 h after dark 0.10025466666666666 0.0 0.172556 9 h after dark 0.09198833333333334 0.0 0.275965 12 h after dark 0.047134 0.0 0.141402