The commissioner of energy resources shall have the authority to collect price, inventory and product delivery dates, including amounts and types of product sold, and other information which is necessary and material regarding petroleum products, natural gas and other fuels available for supply within the state from wholesalers and resellers of petroleum products, natural gas and suppliers of other fuels, doing business in the state. Except as herein provided, all energy information collected by the office under this section shall be maintained for the sole and confidential use of the state, its agencies, and offices. Such information shall not be deemed public record as defined in subdivision 38-2-2(4); provided, however, that aggregates of such information may be prepared and such aggregates shall be public records. Information collected under this section may be shared with the energy offices of other states which afford such information similar protection from public disclosure. All wholesalers, resellers, and end-users of petroleum products and other fuels doing business in the state with a total storage capacity of over fifty thousand (50,000) gallons shall provide information to the office upon request and in such form as the office shall require.