NCT: Preferred stock, 0.01 par value, 100,000,000 shares authorized, 1,347,321 shares of 9.75% Series B Cumulative Redeemable Preferred Stock, 496,000 shares of 8.05% Series C Cumulative Redeemable Preferred Stock, and 620,000 shares of 8.375% Series D Cumulative Redeemable Preferred Stock, liquidation preference 25.00 per share, issued and outstanding as of June 30, 2011 and December 31, 2010