Specifications include, but are not limited to:. The intent of this Data Book is to summarize data on the population and service patterns of adults and children served by the Division of Behavioral Health (DBH) for use in the development of the State of Idaho’s Behavioral Health Plan (IBHP) Request for Proposal. This Data Book has been produced by DBH and summarizes information from the Division. Users of this Data Book are cautioned that direct comparisons cannot be made between the information in this Data Book and raw encounter data. Users of this Data Book are further cautioned against relying solely on the data contained herein. The State provides no guarantee, either written or implied, that this book is one hundred percent (100%) accurate or error-free.