; and (B) the crop loss described in subparagraph (A) is caused by imports of the seasonal and perishable crop. (2) Geographic coverage A geographic region described in this paragraph is a geographic region for which at least 50 percent of the producers that produce at least one seasonal and perishable crop make a one-time election to participate in the seasonal perishable crop loss payment program under this section with respect to a marketing year. (3) Election For each marketing year, the Secretary shall allow producers of seasonal and perishable crops to make a one-time election to participate in the seasonal and perishable crop loss program under this section with respect to such marketing year. (b) Effective price The effective price for a seasonal and perishable crop for a marketing year shall be the national average market price for the seasonal and perishable crop. (c) Payments (1) In general The amount of a payment to a producer for a marketing year under this section shall be equal to the payment rate determined under paragraph (2) with respect to the seasonal and perishable crops of such producer multiplied by 85 percent of the 5-year Olympic average with respect to such seasonal and perishable crops. (2) Payment rate The payment rate shall be equal to the difference between— (A) the reference price for the covered seasonal and perishable crop; and (B) the effective price determined under subsection (b) for the seasonal and perishable crop. (d) Payment amount If seasonal perishable crop loss program payments are required to be provided under this section for the last seasonal marketing year for a covered seasonal and perishable crop, the amount of the seasonal perishable crop loss program payment to be paid to the producers on a farm for the seasonal marketing year shall be equal to the product obtained by multiplying— (1) the payment rate for the covered seasonal and perishable crop under subsection (c)