2021 2020 2019 2018 2017 Revenue $40.81B$27.2B$32.79B$36.53B$29.24B Cost of Revenue $35.08B$22.37B$27.06B$31.4B$25.56B Gross Profit $5.73B$4.83B$5.73B$5.14B$3.68B Gross Profit Margin 14.04%17.75%17.47%14.06%12.6% Operating Expenses $209.3M$219.6M$211.7M$208.3M$181.1M Research & Development Expenses (R&D) $0$0$0$0$0 Selling, General & Administrative Expenses (SG&A) $209.3M$219.6M$211.7M$208.3M$181.1M Other Expenses $0$0$0$0$0 Net Income $4.64B$3.78B$4.59B$4.17B$2.8B Net Profit Margin 11.36%13.88%14%11.42%9.57% Operating Income $6.1B$5.04B$6.08B$5.41B$3.93B Other Income & Expenses (Net) $-1.28B$-1.27B$-1.35B$-1.11B$-1.05B Depreciation & Amortization $1.87B$2.07B$1.95B$1.79B$1.64B Interest Income $0$13.4M$11.6M$0$0 Interest Expense $1.28B$1.25B$1.22B$1.06B$956.5M Income Tax Expense $70M$-124.3M$45.6M$60.3M$25.7M Effective Tax Rate 1.45%-3.3%0.96%1.4%0.89% EBITDA $7.86B$6.98B$7.8B$7.08B$5.43B EBIT $5.99B$4.91B$5.85B$5.29B$3.78B EBT N/AN/AN/AN/AN/A Shares Outstanding 2.18B2.18B2.19B2.19B2.15B Diluted Shares Outstanding 2.2B2.2B2.2B2.19B2.15B EPS $2.12$1.73$2.1$1.91$1.3 Diluted EPS $2.12$1.71$2.09$1.91$1.3