Sage Hill Inc., a fertilizer company based in Saskatchewan, had the following information in its financial statements for the fiscal years ended December 31. All figures are in millions of Canadian dollars. 2021 2020 2019 Cash and cash equivalents $390 $1,580 $110 Accounts receivable 1,240 830 510 Current assets 5,360 3,650 1,540 Current liabilities 3,110 1,305 970