condition mean min max 4 h after light 5.354055 4.141055000000001 7.665556 8 h after light 7.51473 5.529348000000001 10.64526 12 h after light 6.721604 4.490456 9.584427 16 h after light 4.528496666666667 2.996141 5.770158 4 h after dark 7.782531333333333 5.10084 11.77624 8 h after dark 4.230109333333333 1.593642 6.59288