condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.03240743333333333 0.0 0.0972223 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.06769033333333334 0.0 0.203071 6 h after dark 0.04267766666666667 0.0 0.128033 9 h after dark 0.054324333333333336 0.0 0.162973 12 h after dark 0.0 0.0 0.0