condition mean min max 3 h after light 2.62875 1.06883 4.32994 7 h after light 3.018405 1.51719 5.33925 11 h after light 3.0190183333333334 1.02682 5.08407 2 h after dark 4.2364500000000005 1.59639 6.61437 6 h after dark 3.5826175 1.2411 6.55955 10 h after dark 3.0156116666666666 1.29562 4.64546