Kingston Company uses the dollar-value LIFO method of computing inventory. An external price index is used to convert ending inventory to base year. The company began operations on January 1, 2021, with an inventory of $265,000. Year-end inventories at year-end costs and cost indexes for its one inventory pool were as follows: Year Ended December 31 2021 2022 2023 2024 Ending Inventory at Year-End Costs $336,600 427,350 405,000 395,200 Cost Index (Relative to Base Year) 1.02 1.11 1.08 1.04