secure base amount
(1) In general For purposes of this part, the term “secure base amount” means, with respect to any point in time, 2 percent of the aggregate outstanding insured obligations of all insured System banks at such time (as adjusted under paragraph (2)), or such other percentage of the aggregate amount as the Corporation in its sole discretion determines is actuarially sound to maintain in the Insurance Fund taking into account the risk of insuring outstanding insured obligations.