condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.03082425 0.0 0.0616485 4 h after light 0.0 0.0 0.0 8 h after light 0.0316562 0.0 0.0633124 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.03069215 0.0 0.0613843 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0328449 0.0 0.0656898