Sleep Country is a Canadian specialty mattress retailer. The following information (all amounts in thousands) can be found on its recent balance sheets: December 31, 2019 December 31, 2018 December 31, 2017 Cash $44,040 $29,988 $23,620 Trade and other receivables 20,899 13,120 14,002 Inventories 65,361 54,729 38,275 Prepaid expenses and deposits 6,008 5,545 1,833 Property and equipment 71,486 65,710 52,773 Other long-term assets 709,258 433,014 351,945 Trade and other payables 68,156 51,411 52,406 Customer deposits 24,415 22,452 19,587 Other current liabilities 33,309 686 662 Non-current liabilities 485,662 223,813 142,985 Shareholders' equity 305,510 303,744 266,808 Calculate Sleep Country's current assets and current liabilities for each year. (Enter amounts in thousands.) December 31, 2019 December 31, 2018 Current assets $ $ Current $ liabilities December 31, 2017 $ $ Working Capital Current Ratio : 1 : 1 : 1 Acid-test Ratio : 1 : 1 1