condition mean min max 0 h after light 11.27395 10.3692 12.1787 4 h after light 2.6616999999999997 1.09298 4.23042 8 h after light 3.5988499999999997 2.83001 4.36769 4 h after dark 9.32334 8.81393 9.83275 8 h after dark 4.0675550000000005 3.87367 4.26144 12 h after dark 5.3095300000000005 4.19162 6.42744