1. A vertical analysis on Balance Sheet utilizing the data for the two most recent years.

how do i do a vertical analysis?

Consolidated Statements of Income - USD (S) $ in Millions Income Statement [Abstract] REVENUE [1] OPERATING EXPENSES: Salaries and employee benefits Purchased transportation Rentals and landing fees Depreciation and amortization Fuel Maintenance and repairs Business realignment costs Goodwill and other asset impairment charges Other TOTAL OPERATING EXPENSES OPERATING INCOME OTHER (EXPENSE) INCOME: Interest expense (689) Interest income Other retirement plans (expense) income Loss on debt extinguishment Other, net TOTAL OTHER (EXPENSE) INCOME INCOME BEFORE INCOME TAXES PROVISION FOR INCOME TAXES NET INCOME BASIC EARNINGS PER COMMON SHARE DILUTED EARNINGS PER COMMON SHARE 12 Months Ended Consolidated Balance Sheets (Parenthetical) - USD (\$) $ in Millions CURRENT ASSETS Allowances for receivables Allowances for spare parts, supplies and fuel COMMON STOCKHOLDERS' INVESTMENT \begin{tabular}{|l|r|r|} \hline Common stock, par value & $0.10 & $0.10 \\ \hline Common stock, shares authorized & 800,000,000 & 800,000,000 \\ \hline Common stock, shares issued & 318,000,000 & 318,000,000 \\ \hline \end{tabular} Consolidated Statements of Income - USD (S) $ in Millions Income Statement [Abstract] REVENUE [1] OPERATING EXPENSES: Salaries and employee benefits Purchased transportation Rentals and landing fees Depreciation and amortization Fuel Maintenance and repairs Business realignment costs Goodwill and other asset impairment charges Other TOTAL OPERATING EXPENSES OPERATING INCOME OTHER (EXPENSE) INCOME: Interest expense (689) Interest income Other retirement plans (expense) income Loss on debt extinguishment Other, net TOTAL OTHER (EXPENSE) INCOME INCOME BEFORE INCOME TAXES PROVISION FOR INCOME TAXES NET INCOME BASIC EARNINGS PER COMMON SHARE DILUTED EARNINGS PER COMMON SHARE 12 Months Ended Consolidated Balance Sheets (Parenthetical) - USD (\$) $ in Millions CURRENT ASSETS Allowances for receivables Allowances for spare parts, supplies and fuel COMMON STOCKHOLDERS' INVESTMENT \begin{tabular}{|l|r|r|} \hline Common stock, par value & $0.10 & $0.10 \\ \hline Common stock, shares authorized & 800,000,000 & 800,000,000 \\ \hline Common stock, shares issued & 318,000,000 & 318,000,000 \\ \hline \end{tabular}