; United States city average) published for December of the preceding year; and (II) the Consumer Price Index (all items; United States city average) published for December of the year before the preceding year. (ii) In making an adjustment under clause (i), the Secretary of Defense shall— (I) round the percentage increase to the nearest 1/10 of 1 percent; and (II) round the amount of the adjustment to the nearest multiple of $1,000. .