condition mean min max 3 h after light 2.8458133333333335 2.64742 3.20575 6 h after light 0.9139533333333333 0.0 1.40804 9 h after light 1.82931 1.51082 2.2189 12 h after light 5.4350000000000005 4.27284 7.62402 3 h after dark 6.1354 4.31482 7.29897 6 h after dark 9.366246666666667 8.54991 10.3088 9 h after dark 6.63917 5.93626 7.45839 12 h after dark 2.4692366666666667 1.27387 4.52926