please help!!! i need to get the income statement trend analysis but to do so i need the formulas for basic earning per shares, Diluted earning per share, weightaverage shares, basic and diluted! thank you!!

AMAZON.COM, INC. CONSOLIDATED STATEMENTS OF OPERATIONS (in millions, except per share data) Net product sales: Net service sales Total net sales Operating expenses: Cost of sales Fulfillment Techsology and content Marketing General and administrative Outier operating expense (income), net Operating income lateres income Interest expeme Other iscome (expersue), net Toral noe-operation incume (expense) lncome before incoine tares Provisina for income taxes Pquity-madiad investment accivity, net of tax Nat income AMAZON.COM, INC. CONSOLIDATED STATEMENTS OF OPERATIONS (in millions, except per share data) Net product sales: Net service sales Total net sales Operating expenses: Cost of sales Fulfillment Techsology and content Marketing General and administrative Outier operating expense (income), net Operating income lateres income Interest expeme Other iscome (expersue), net Toral noe-operation incume (expense) lncome before incoine tares Provisina for income taxes Pquity-madiad investment accivity, net of tax Nat income