condition mean min max 3 h after light 0.009746066666666666 0.0 0.0292382 6 h after light 0.0082009 0.0 0.0246027 9 h after light 0.0 0.0 0.0 12 h after light 0.006140375 0.0 0.0245615 3 h after dark 0.0 0.0 0.0 6 h after dark 0.009999533333333333 0.0 0.0299986 9 h after dark 0.029486066666666668 0.022118 0.0389209 12 h after dark 0.02321575 0.0 0.0464315