Cansela Corporation reports inventory and cost of goods sold based on calculations from a LIFO periodic inventory system. The company began 2021 with inventory of 6,900 units of its only product. The beginning inventory balance of $105,700 consisted of the following layers:

2,900 units at $13 per unit	=	$	37,700
4,000 units at $17 per unit	=		68,000
Beginning inventory		$	105,700

During the three years 20212023 the cost of inventory remained constant at $19 per unit. Unit purchases and sales during these years were as follows:

	Purchases	Sales
2021	23,500	24,500
2022	31,000	34,000
2023	25,500	26,900

Required: 1. Calculate cost of goods sold for 2021, 2022, and 2023. 2. Disregarding income tax, determine the LIFO liquidation profit or loss, if any, for each of the three years. 3. Determine the effects of LIFO liquidation on cost of goods sold and net income for 2021, 2022, and 2023. Canselas effective income tax rate is 25%.