The following information ($ in millions) comes from a recent annual report of Amazon.com, Inc.:

Net sales	$	10,775
Total assets		4,445
End of year balance in cash		1,108
Total stockholders' equity		523
Gross profit (Sales Cost of Sales)		2,497
Net increase in cash for the year		23
Operating expenses		2,056
Net operating cash flow		775
Other income (expense), net		(14	)

Compute Amazon's balance in cash at the beginning of the year.