condition mean min max 4 h after light 0.03203585 0.0 0.0640717 8 h after light 0.06983265 0.0350333 0.104632 12 h after light 0.037161849999999996 0.0319472 0.0423765 4 h after dark 0.15539540000000002 0.0558468 0.254944 8 h after dark 0.069843 0.02774 0.111946 12 h after dark 0.0485728 0.0275525 0.0695931