condition mean min max 4 h after light 52.360339999999994 41.67409 65.19442 8 h after light 17.785673333333335 12.88663 24.08217 12 h after light 10.841817666666667 5.09295 19.40942 16 h after light 25.8981 15.66869 46.32578 4 h after dark 40.18386666666667 34.11452 50.05424 8 h after dark 43.73887 41.71346 47.095490000000005