condition mean min max 3 h after light 0.557666 0.459253 0.629156 6 h after light 2.0131633333333334 1.54577 2.83119 9 h after light 3.8835933333333332 2.61181 4.94061 12 h after light 3.5400674999999997 1.83532 5.3382 3 h after dark 22.952866666666665 11.8224 30.2668 6 h after dark 7.498176666666667 5.65437 9.39673 9 h after dark 5.516249999999999 2.44537 7.64312 12 h after dark 8.61584 6.92848 10.3032