condition mean min max 3 h after light 0.04531166666666667 0.0 0.135935 6 h after light 0.0 0.0 0.0 9 h after light 0.03173053333333333 0.0 0.0951916 12 h after light 0.106811 0.0 0.259541 3 h after dark 0.052167333333333336 0.0 0.156502 6 h after dark 0.0 0.0 0.0 9 h after dark 0.02359283333333333 0.0 0.0707785 12 h after dark 0.0 0.0 0.0