(1) Includes amortization of purchased intangible assets and other, equity-based compensation expense, changes in certain acquisition-related liabilities measured at fair value and in 2018 also $85M nonrecurring charges associated with restructuring and settlement of legal dispute. (2) Includes all related tax effects. (3) Free cash flow is not defined under United States generally accepted accounting principles (U.S. GAAP) and is calculated as cash flows from operations less net capital expenditures and other, and excluding payments of non-recurring charges and the multi-year development of the new campus The Company uses free cash flow to assess its financial performance. (4) Includes short-term interest-bearing investments. (5) Due to rounding, the sum of the quarters may not match the full year amount.