Compute trend percents for the following accounts using 2020 as the base year. For each of the three accounts, state whether the situation as revealed by the trend percents appears to be favourable or unfavourable.

	2024	2023	2022	2021	2020
Sales	$ 694,702	$ 457,041	$ 365,633	$ 257,488	$ 193,600
Cost of goods sold	356,698	234,691	189,673	133,219	98,736
Accounts receivable	33,554	26,645	25,082	15,012	13,262