condition mean min max 4 h after light 0.792454 0.386548 1.28861 8 h after light 0.9260843333333333 0.178842 1.89184 12 h after light 0.6282220000000001 0.434786 0.819914 4 h after dark 0.71763 0.558056 0.881393 8 h after dark 2.15168 1.15229 3.32377 12 h after dark 6.433273333333333 5.54135 7.98765