Per the contract, your starting pay will be $22.81 with a longevity date of August 27, 2007. The contract goes to DOS+1 on December 1, 2007 so first year pay becomes $23.38. Then on YOUR one year anniversary, you will move to 2nd year pay at DOS+1 which will be $28.03.

So:
Aug 27 - Nov 30 = $22.81
Dec 1, 2007 - Aug 26, 2008 = $23.38
Aug 27 - Nov 30 = $28.03