Please answer the given financial question based on the context.
Context: the diluted earnings per share calculation excludes stock options , sars , restricted stock and units and performance units and stock that were anti-dilutive . shares underlying the excluded stock options and sars totaled 2.6 million , 10.3 million and 10.2 million for the years ended december 31 , 2017 , 2016 and 2015 , respectively . for the year ended december 31 , 2016 , 4.5 million shares of restricted stock and restricted stock units and performance units and performance stock were excluded . 10 . supplemental cash flow information net cash paid for interest and income taxes was as follows for the years ended december 31 , 2017 , 2016 and 2015 ( in thousands ) : .
||2017|2016|2015|
|interest net of capitalized interest|$ 275305|$ 252030|$ 222088|
|income taxes net of refunds received|$ 188946|$ -39293 ( 39293 )|$ 41108|
eog's accrued capital expenditures at december 31 , 2017 , 2016 and 2015 were $ 475 million , $ 388 million and $ 416 million , respectively . non-cash investing activities for the year ended december 31 , 2017 included non-cash additions of $ 282 million to eog's oil and gas properties as a result of property exchanges . non-cash investing activities for the year ended december 31 , 2016 included $ 3834 million in non-cash additions to eog's oil and gas properties related to the yates transaction ( see note 17 ) . 11 . business segment information eog's operations are all crude oil and natural gas exploration and production related . the segment reporting topic of the asc establishes standards for reporting information about operating segments in annual financial statements . operating segments are defined as components of an enterprise about which separate financial information is available and evaluated regularly by the chief operating decision maker , or decision-making group , in deciding how to allocate resources and in assessing performance . eog's chief operating decision-making process is informal and involves the chairman of the board and chief executive officer and other key officers . this group routinely reviews and makes operating decisions related to significant issues associated with each of eog's major producing areas in the united states , trinidad , the united kingdom and china . for segment reporting purposes , the chief operating decision maker considers the major united states producing areas to be one operating segment. .
Question: what is the increase observed in accrued capital expenditures during 2016 and 2017?


Answer: The answer is:0.22423