Years Ended December 31, Years Ended December 31, 2021 2020 2019 2021 2020 2019 Percentage Revenue 97.287 S 84.628 S 74.094 100% 100% 100% Operating Expenses: Compensation and benefits 46.707 44.529 38.908 48.01% 52.62% 52.51% Repairs and maintenance 2.443 2.365 1.838 2.51% 2.79% 2.48% Depreciation and amortization 2.953 2.698 2.360 3.04% 3.19% 3.19% Purchased transportation 19.058 15.631 12,590 19.59% 18.47% 16.99% Fuel 3,847 2,582 3.289 3.95% 3.05% 4.44% Other occupancy 1.698 1.539 1.392 1.75% 1.82% 1.88% Other expenses 7,771 7,600 5.919 7.99% 8.98% 7.99% Total Operating Expenses 84,477 76.944 66.296 86.83% 90.92% 89.48% Operating Profit 12.810 7.684 7.798 13.17% 9.08% 10.52% Other Income and (Expense): Investment income (expense) and other 4.479 (5.139) (1.493) 4.60% -6.07% -2.02% Interest expense (694) (701) (653) -0.71% -0.83% -0.88% Total Other Income and (Expense) 3.785 (5.840) (2,146) 3.89% -6.90% -2.90% Income Before Income Taxes 16.595 1.844 5.652 17.06% 2.18% 7.63% Income Tax Expense 3,705 501 1,212 3.81% 0.59% 1.64% Net Income S 12.890 1.343 S 4.440 13.25% 1.59% 5.99%UNITED PARCEL SERVICE, INC. AND SUBSIDIARIES STATEMENTS OF CONSOLIDATED CASH FLOWS (In millions) Years Ended December 31, 2021 2020 2019 Cash Flows From Operating Activities: Net income $ 12,890 $ 1,343 $ 4,440 Adjustments to reconcile net income to net cash from operating activities: Depreciation and amortization 2,953 2,698 2,360 Pension and postretirement benefit (income) expense (2,456) 7,125 3,141 Pension and postretirement benefit contributions (576) (3,125) (2,362) Self-insurance reserves 178 503 (185) Deferred tax (benefit) expense 1,645 (858) 100 Stock compensation expense 878 796 915 Other (gains) losses 137 917 74 Changes in assets and liabilities, net of effects of business acquisitions: Accounts receivable (2,147) (1,562) (717) Other assets 312 218 698 Accounts payable 1,265 904 419 Accrued wages and withholdings (245) 1,631 (446) Other liabilities 151 (110) 182 Other operating activities 22 (21) 20 Net cash from operating activities 15,007 10,459 8,639