How we can calculate PP&E from the following balance sheet? Please explain with data provided on the balance sheet.

AMAZON.COM, INC. CONSOLIDATED BALANCE SHEETS (in millions, except per share data) December 31, 2016 2017 19,334 $ 6,647 11,461 8,339 45,781 29,114 3,784 4,723 83,402 $ 20,522 10,464 16,047 13,164 60,197 48,866 13,350 8,897 131,310 $ ASSETS Current assets: Cash and cash equivalents Marketable securities Inventories Accounts receivable, net and other Total current assets Property and equipment, net Goodwill Other assets Total assets LIABILITIES AND STOCKHOLDERS' EQUITY Current liabilities: Accounts payable Accrued expenses and other Unearned revenue Total current liabilities Long-term debt Other long-term liabilities Commitments and contingencies (Note 7) Stockholders' equity: Preferred stock, $0.01 par value: Authorized shares 500 Issued and outstanding shares none Common stock, $0.01 par value: Authorized shares 5,000 Issued shares 500 and 507 Outstanding shares 477 and 484 Treasury stock, at cost Additional paid-in capital Accumulated other comprehensive loss Retained earnings Total stockholders' equity Total liabilities and stockholders' equity 25.309 13,739 4,768 43,816 7,694 12,607 34,616 18,170 5,097 57,883 24,743 20,975 (1,837) 17,186 (985) 4,916 19,285 83,402 (1,837) 21,389 (484) 8,636 27,709 131,310 S $ See accompanying notes to consolidated financial statements