2008-11-22 monthly 1.0 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5 monthly 0.5