(a) The commission shall continue to operate if, in a referendum conducted by the commission in which at least 40 percent of the total number of producers certified as marketing 40 percent of the total volume marketed by all producers on the list during the last completed marketing season participate, the secretary finds that either the following occurs:

1. (1) Sixty-five percent or more of the producers who voted in the referendum voted in favor of continuing the operation of the commission, and that the producers voting in favor marketed 51 percent or more of the total quantity of table grapes marketed in the preceding marketing season by all of the producers who voted in the referendum.
2. (2) Fifty-one percent or more of the producers who voted in the referendum voted in favor of continuing the operation of the commission and that the producers voting in favor marketed 65 percent or more of the total quantity of table grapes marketed in the preceding marketing season by all of the producers who voted in the referendum.