condition mean min max 3 h after light 1.3045873333333333 0.693782 1.87583 6 h after light 2.1910133333333333 1.6653 2.92794 9 h after light 2.35994 1.13771 4.29835 12 h after light 2.8331466666666665 2.43927 3.03688 3 h after dark 2.05329 1.36019 2.58455 6 h after dark 2.92176 2.40691 3.2105 9 h after dark 2.35249 1.82424 3.31873 12 h after dark 1.5403993333333332 0.949548 2.00297