; (2) the surcharge provided in section 7(a) with respect to such coins; and (3) the cost of designing and issuing the coins (including labor, materials, dies, use of machinery, overhead expenses, marketing, and shipping). (b) Bulk sales The Secretary shall make bulk sales of the coins issued under this Act at a reasonable discount. (c) Prepaid orders (1) In general The Secretary shall accept prepaid orders for the coins minted under this Act before the issuance of such coins. (2) Discount Sale prices with respect to prepaid orders under paragraph (1) shall be at a reasonable discount. 7. Surcharges (a) In general All sales of coins issued under this Act shall include a surcharge of— (1) $35 per coin for the $5 coin