bhge 2017 form 10-k | 27 the short term . we do , however , view the long term economics of the lng industry as positive given our outlook for supply and demand . 2022 refinery , petrochemical and industrial projects : in refining , we believe large , complex refineries should gain advantage in a more competitive , oversupplied landscape in 2018 as the industry globalizes and refiners position to meet local demand and secure export potential . in petrochemicals , we continue to see healthy demand and cost-advantaged supply driving projects forward in 2018 . the industrial market continues to grow as outdated infrastructure is replaced , policy changes come into effect and power is decentralized . we continue to see growing demand across these markets in 2018 . we have other segments in our portfolio that are more correlated with different industrial metrics such as our digital solutions business . overall , we believe our portfolio is uniquely positioned to compete across the value chain , and deliver unique solutions for our customers . we remain optimistic about the long-term economics of the industry , but are continuing to operate with flexibility given our expectations for volatility and changing assumptions in the near term . in 2016 , solar and wind net additions exceeded coal and gas for the first time and it continued throughout 2017 . governments may change or may not continue incentives for renewable energy additions . in the long term , renewables' cost decline may accelerate to compete with new-built fossil capacity , however , we do not anticipate any significant impacts to our business in the foreseeable future . despite the near-term volatility , the long-term outlook for our industry remains strong . we believe the world 2019s demand for energy will continue to rise , and the supply of energy will continue to increase in complexity , requiring greater service intensity and more advanced technology from oilfield service companies . as such , we remain focused on delivering innovative cost-efficient solutions that deliver step changes in operating and economic performance for our customers . business environment the following discussion and analysis summarizes the significant factors affecting our results of operations , financial condition and liquidity position as of and for the year ended december 31 , 2017 , 2016 and 2015 , and should be read in conjunction with the consolidated and combined financial statements and related notes of the company . amounts reported in millions in graphs within this report are computed based on the amounts in hundreds . as a result , the sum of the components reported in millions may not equal the total amount reported in millions due to rounding . we operate in more than 120 countries helping customers find , evaluate , drill , produce , transport and process hydrocarbon resources . our revenue is predominately generated from the sale of products and services to major , national , and independent oil and natural gas companies worldwide , and is dependent on spending by our customers for oil and natural gas exploration , field development and production . this spending is driven by a number of factors , including our customers' forecasts of future energy demand and supply , their access to resources to develop and produce oil and natural gas , their ability to fund their capital programs , the impact of new government regulations and most importantly , their expectations for oil and natural gas prices as a key driver of their cash flows . oil and natural gas prices oil and natural gas prices are summarized in the table below as averages of the daily closing prices during each of the periods indicated. .

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• , 2017, 2016, 2015
• brent oil prices ( $ /bbl ) ( 1 ), $ 54.12, $ 43.64, $ 52.32
• wti oil prices ( $ /bbl ) ( 2 ), 50.80, 43.29, 48.66
• natural gas prices ( $ /mmbtu ) ( 3 ), 2.99, 2.52, 2.62
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brent oil prices ( $ /bbl ) ( 1 ) $ 54.12 $ 43.64 $ 52.32 wti oil prices ( $ /bbl ) ( 2 ) 50.80 43.29 48.66 natural gas prices ( $ /mmbtu ) ( 3 ) 2.99 2.52 2.62 ( 1 ) energy information administration ( eia ) europe brent spot price per barrel .

Question: what is the growth rate in wti oil prices from 2016 to 2017?
Program: subtract(50.80, 43.29), divide(#0, 43.29)
Answer: 0.17348