condition mean min max 4 h after light 4.4110146666666665 3.700432 5.626218 8 h after light 5.252386 3.1473720000000003 8.39371 12 h after light 9.405848666666667 8.166624 11.06403 16 h after light 14.886143333333331 10.2473 20.345129999999997 4 h after dark 9.167293666666668 5.604967 14.52844 8 h after dark 10.583806 8.054138 13.22476