Comparative data (in thousands) from the balance sheet of Sheridan Ltd. are shown below. 2021 2020 2019 2018 Cash $39 $70 $54 $49 Accounts receivable 337 301 271 211 Inventory 544 373 422 511 Prepaid expenses 17 13 8 11 Total current assets $937 $757 $755 $782 Using horizontal analysis, calculate the percentage change for each year. (Round answers to decimal places, eg. amount using either a negative sign preceding the number eg. -45 or parentheses eg. (45). Do not leave any answer fie amounts.) 2021 2020 2019 Cash % % %6 Accounts receivable % % % Inventory % % 2 Prepaid expenses % % Total current assets % X %