Arna, Inc. uses the dollar-value LIFO method to value inventory over 3 years from 2013 to 2015. The company's inventory costs and price indices are provided. To calculate the inventory value for 2014 and 2015 using dollar-value LIFO, the ending inventory costs are deflated by the price indices, resulting in a 2014 value of $19,800 and 2015 value of $22,500.