(4) Reflects federal and state income taxes that we would have been required to pay, if any, had we been a taxable corporation for the entire year. (5) Pro forma basic net income per share is calculated using the weighted average number of shares of common stock outstanding from the Separation through December 31, 2004 as if such shares were outstanding for the entire year. (6) Pro forma diluted net income per share is calculated using the weighted average number of shares of common stock outstanding from the Separation Date through December 31, 2004 as if such shares were outstanding for the entire year plus the impact of 1,710,000 shares of Class A common stock which underlie equity based compensation awards (using the treasury method) as if such shares were outstanding for the entire year, excluding the dilutive impact of 1,020,952 shares of restricted stock to certain named executive officers that had performance criteria that were not set by our compensation committee until January 2005 and 1,020,952 shares of performance compensation awards issued in January 2005 to certain namedexecutive officers. 46