complete a common-size verticle analysis

Lyft, Inc. Profit & Loss Statement All numbers in thousands Year Ended December 31 2017 2018 Gross Revenue $1,059,881 $2,156,616 Deductions $0 $0 Net Revenue $1,059,881 $2,156,616 Cost bf revenue (COGS) $659,533 $1,243,400 Gross Profit $400,348 $913,216 Other Costs and expenses Operations and support $183,513 $338,402 Research and development $136,646 $300,836 Marketing $567,015 $803,751 General and administrative $221,446 $447,938 Total other costs and expenses $1,108,620 $1,890,927 Earnings Before Interest and Taxes ($708,272) ($977,711) Other Income Interest income, net $20,243 $66,462 Other income, net $284 $652 Loss before income taxes ($687,745) ($910,597) Provision for income taxes $556 $738 Net lcome ($688,301) ($911,335)