we have here today general manager phil ginsberg to start off and litia from park as well. >> thank you, for introducing this. thank you for calling this hearing, this partnership that we have with the controller's office is really critical and invaluable to help us fulfill our mission, what you have before us is the clinical data, it relates to every single one of our 22 parks throughout the city, and this program has been continuing since 2005 and since what we have is a body of data where we can start to study trends and start to understand the changes in data and really understanding this and our director of operations and park superintendent and their staff is here today and may speak a little bit to deserve a tremendous amount of credit to really use this information. we do, park evaluations quarterly, what we are talking about is the annual report for fiscal year 11-12, the managers are aware of their scores in all of their parks four times a year, where we see changes or dips, our park service managers are on it and we investigate why and we try to makeshift resources. as you kn