; and (B) in the case of other coverage, twice the amount in effect under subparagraph (A). If the amount of any increase under subparagraph (A) is not a multiple of $50, such increase shall be rounded to the next lowest multiple of $50. (b) Cost-Sharing In this section: (1) In general The term cost-sharing includes— (A) deductibles, coinsurance, copayments, or similar charges