condition mean min max 4 h after light 4.153842666666667 3.091502 6.0257309999999995 8 h after light 8.772167333333332 4.077146 17.094839999999998 12 h after light 25.17665333333333 16.88968 36.119209999999995 16 h after light 3.0323713333333333 2.549677 3.5904529999999997 4 h after dark 2.493249 2.280497 2.890777 8 h after dark 8.481172666666668 5.786082 10.83585