The shareholders equity of MLS Enterprises includes $200 million of no par common stock and $400 million of 6% cumulative preferred stock. The board of directors of MLS declared cash dividends of $50 million in 2011 after paying $20 million cash dividends in both 2010 and 2009. What is the amount of dividends common shareholders will receive in 2011? (Enter your answer in millions. Omit the "$" sign in your response.)