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 10.3 million , 10.2 million and 0.7 million for the years ended december 31 , 2016 , 2015 and 2014 , respectively . for the years ended december 31 , 2016 and 2015 , respectively , 4.5 million and 5.3 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 , 2016 , 2015 and 2014 ( in thousands ) : .
eog's accrued capital expenditures at december 31 , 2016 , 2015 and 2014 were $ 388 million , $ 416 million and $ 972 million , respectively . 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 ) . non-cash investing activities for the year ended december 31 , 2014 included non-cash additions of $ 5 million to eog's oil and gas properties as a result of property exchanges . 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. .
2016 2015 2014
Interest, Net of Capitalized Interest $252,030 $222,088 $197,383
Income Taxes, Net of Refunds Received $(39,293) $41,108 $342,741
2016 2015 2014
interest net of capitalized interest $ 252030 $ 222088 $ 197383
income taxes net of refunds received $ -39293 ( 39293 ) $ 41108 $ 342741
what is the increase observed in the interest net of capitalized interest during 2015 and 2016?