condition mean min max 3 h after light 0.770992 0.552618 0.953591 6 h after light 0.787242 0.469376 1.11651 9 h after light 0.8411693333333333 0.516616 1.26408 12 h after light 1.13825525 0.580907 1.91379 3 h after dark 1.2052296666666666 0.712059 1.71681 6 h after dark 1.0704233333333333 0.946 1.18871 9 h after dark 1.060071 0.756581 1.65653 12 h after dark 0.9539275 0.763945 1.14391