of Class A common stock which underlie equity based compensation awards converted at the Separation. For the year ended December 31, 2004, the pro forma diluted share amount is calculated using the weighted average of: (i) from January 1, 2004 through the Separation Date, the number of shares of common stock outstanding immediately following the Separation, but not including the shares issued in our initial public offering, plus the impact of 487,000 shares of Class A common stock which underlie equity based compensation awards converted at the Separation (using the treasury stock method) and (ii) from the Separation Date through December 31, 2004, the weighted average number of shares of common stock outstanding plus 1,418,000 shares of Class A common stock which underlie equity-based compensation awards converted at the Separation as well as those issued during the period (using the treasury stock method), excluding the dilutive impact of 1,020,952 shares of restricted stock granted 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. 43