7. Confidentiality; public information. Notwithstanding any provision of law to the contrary, information submitted to the department pursuant to this section is confidential and is not a public record as defined in Title 1, section 402, subsection 3. Disclosure may be made by the department to a contractor providing services to the department under this section; however, that disclosure does not change the confidential status of the information. Data compiled in aggregate form by the department for the purposes of reporting required by this section is a public record as defined in Title 1, section 402, subsection 3, as long as it does not reveal trade information that is protected by state or federal law.