condition mean min max 0 h after light 0.0490799 0.0 0.0981598 2 h after light 0.0 0.0 0.0 4 h after light 0.03033785 0.0297931 0.0308826 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.01564555 0.0 0.0312911 4 h after dark 0.0 0.0 0.0 8 h after dark 0.01709315 0.0 0.0341863 12 h after dark 0.0 0.0 0.0