N.J. Stat. Ann. § 52:34-10.5

5. Whenever a governmental entity in this State is authorized to purchase any goods or services under any contract or contracts entered into on behalf of the State by the Division of Purchase and Property in the Department of the Treasury, the contractor shall report periodically to the division the value of the goods and services, not including proprietary information, purchased by such governmental entities. The division shall by regulation provide for the content of such reports, how often they are to be made, and the form to be used for the making of such reports.