condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.047683699999999996 0.0407676 0.0545998 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0