condition mean min max 0 h after light 8.239889999999999 7.82356 8.65622 2 h after light 5.567865 5.44268 5.69305 4 h after light 4.883285 4.65104 5.11553 8 h after light 6.14098 5.83531 6.44665 12 h after light 8.210485 7.82124 8.59973 2 h after dark 7.90066 7.78413 8.01719 4 h after dark 7.490525 7.00903 7.97202 8 h after dark 10.4682 10.0183 10.9181 12 h after dark 7.981005 7.92008 8.04193