sources and uses of cash ( in millions ) in summary , our cash flows for each period were as follows : years ended ( in millions ) dec 29 , dec 30 , dec 31 .
md&a consolidated results and analysis 40 .
Years Ended(In Millions) Dec 29,2018 Dec 30,2017 Dec 31,2016
Net cash provided by operating activities $29,432 $22,110 $21,808
Net cash used for investing activities (11,239) (15,762) (25,817)
Net cash provided by (used for) financing activities (18,607) (8,475) (5,739)
Net increase (decrease) in cash and cash equivalents $(414) $(2,127) $(9,748)
years ended ( in millions ) dec 292018 dec 302017 dec 312016
net cash provided by operating activities $ 29432 $ 22110 $ 21808
net cash used for investing activities -11239 ( 11239 ) -15762 ( 15762 ) -25817 ( 25817 )
net cash provided by ( used for ) financing activities -18607 ( 18607 ) -8475 ( 8475 ) -5739 ( 5739 )
net increase ( decrease ) in cash and cash equivalents $ -414 ( 414 ) $ -2127 ( 2127 ) $ -9748 ( 9748 )
what was the percentage change in net cash provided by operating activities between 2017 and 2018?