condition mean min max 4 h after light 3.0753516666666667 2.700798 3.786629 8 h after light 2.092786333333333 1.490374 2.405959 12 h after light 2.302942333333333 1.3102989999999999 3.849616 16 h after light 3.238787 2.67259 3.827861 4 h after dark 2.7985956666666665 2.060834 3.7582269999999998 8 h after dark 1.485525 1.438709 1.5189489999999999