item 7 .management 2019s discussion and analysis of financial condition and results of operations introduction the following discussion and analysis presents management 2019s perspective of our business , financial condition and overall performance .this information is intended to provide investors with an understanding of our past performance , current financial condition and outlook for the future and should be read in conjunction with 201citem 8 .financial statements and supplementary data 201d of this report .overview of 2017 results during 2017 , we generated solid operating results with our strategy of operating in north america 2019s best resource plays , delivering superior execution , continuing disciplined capital allocation and maintaining a high degree of financial strength .led by our development in the stack and delaware basin , we continued to improve our 90-day initial production rates .with investments in proprietary data tools , predictive analytics and artificial intelligence , we are delivering industry-leading , initial-rate well productivity performance and improving the performance of our established wells .compared to 2016 , commodity prices increased significantly and were the primary driver for improvements in devon 2019s earnings and cash flow during 2017 .we exited 2017 with liquidity comprised of $ 2.7 billion of cash and $ 2.9 billion of available credit under our senior credit facility .we have no significant debt maturities until 2021 .we further enhanced our financial strength by completing approximately $ 415 million of our announced $ 1 billion asset divestiture program in 2017 .we anticipate closing the remaining divestitures in 2018 .in 2018 and beyond , we have the financial capacity to further accelerate investment across our best-in-class u.s .resource plays .we are increasing drilling activity and will continue to shift our production mix to high-margin products .we will continue our premier technical work to drive capital allocation and efficiency and industry- leading well productivity results .we will continue to maximize the value of our base production by sustaining the operational efficiencies we have achieved .finally , we will continue to manage activity levels within our cash flows .we expect this disciplined approach will position us to deliver capital-efficient , cash-flow expansion over the next two years .key measures of our financial performance in 2017 are summarized in the following table .increased commodity prices as well as continued focus on our production expenses improved our 2017 financial performance as compared to 2016 , as seen in the table below .more details for these metrics are found within the 201cresults of operations 2013 2017 vs .2016 201d , below. .
[['net earnings ( loss ) attributable to devon', '2017 $ 898', 'change +185% ( +185 % )', '2016* $ -1056 ( 1056 )', 'change +92% ( +92 % )', '2015* $ -12896 ( 12896 )'], ['net earnings ( loss ) per diluted share attributable to devon', '$ 1.70', '+181% ( +181 % )', '$ -2.09 ( 2.09 )', '+93% ( +93 % )', '$ -31.72 ( 31.72 )'], ['core earnings ( loss ) attributable to devon ( 1 )', '$ 427', '+217% ( +217 % )', '$ -367 ( 367 )', '- 430% ( 430 % )', '$ 111'], ['core earnings ( loss ) per diluted share attributable to devon ( 1 )', '$ 0.81', '+210% ( +210 % )', '$ -0.73 ( 0.73 )', '- 382% ( 382 % )', '$ 0.26'], ['retained production ( mboe/d )', '541', '- 4% ( 4 % )', '563', '- 3% ( 3 % )', '580'], ['total production ( mboe/d )', '543', '- 11% ( 11 % )', '611', '- 10% ( 10 % )', '680'], ['realized price per boe ( 2 )', '$ 25.96', '+39% ( +39 % )', '$ 18.72', '- 14% ( 14 % )', '$ 21.68'], ['operating cash flow', '$ 2909', '+94% ( +94 % )', '$ 1500', '- 69% ( 69 % )', '$ 4898'], ['capitalized expenditures including acquisitions', '$ 2937', '- 25% ( 25 % )', '$ 3908', '- 32% ( 32 % )', '$ 5712'], ['shareholder and noncontrolling interests distributions', '$ 481', '- 8% ( 8 % )', '$ 525', '- 19% ( 19 % )', '$ 650'], ['cash and cash equivalents', '$ 2673', '+36% ( +36 % )', '$ 1959', '- 15% ( 15 % )', '$ 2310'], ['total debt', '$ 10406', '+2% ( +2 % )', '$ 10154', '- 22% ( 22 % )', '$ 13032'], ['reserves ( mmboe )', '2152', '+5% ( +5 % )', '2058', '- 6% ( 6 % )', '2182']]
.

Question: what is the ratio of operating cash flow to total debt in 2017?
Answer: 3.57
Explanation: this is how many years it would take to repay the debt at existing cash flow with no new debt .