Read the following texts and table with financial data from an S&P 500 earnings report carefully.Based on the question-answer history (if provided), answer the last question. The answer may require mathematical calculation based on the data provided.


( 2 ) in 2013 , our principal u.k subsidiary agreed with the trustees of one of the u.k . plans to contribute an average of $ 11 million per year to that pension plan for the next three years . the trustees of the plan have certain rights to request that our u.k . subsidiary advance an amount equal to an actuarially determined winding-up deficit . as of december 31 , 2015 , the estimated winding-up deficit was a3240 million ( $ 360 million at december 31 , 2015 exchange rates ) . the trustees of the plan have accepted in practice the agreed-upon schedule of contributions detailed above and have not requested the winding-up deficit be paid . ( 3 ) purchase obligations are defined as agreements to purchase goods and services that are enforceable and legally binding on us , and that specifies all significant terms , including what is to be purchased , at what price and the approximate timing of the transaction . most of our purchase obligations are related to purchases of information technology services or other service contracts . ( 4 ) excludes $ 12 million of unfunded commitments related to an investment in a limited partnership due to our inability to reasonably estimate the period ( s ) when the limited partnership will request funding . ( 5 ) excludes $ 218 million of liabilities for uncertain tax positions due to our inability to reasonably estimate the period ( s ) when potential cash settlements will be made . financial condition at december 31 , 2015 , our net assets were $ 6.2 billion , representing total assets minus total liabilities , a decrease from $ 6.6 billion at december 31 , 2014 . the decrease was due primarily to share repurchases of $ 1.6 billion , dividends of $ 323 million , and an increase in accumulated other comprehensive loss of $ 289 million related primarily to an increase in the post- retirement benefit obligation , partially offset by net income of $ 1.4 billion for the year ended december 31 , 2015 . working capital increased by $ 77 million from $ 809 million at december 31 , 2014 to $ 886 million at december 31 , 2015 . accumulated other comprehensive loss increased $ 289 million at december 31 , 2015 as compared to december 31 , 2014 , which was primarily driven by the following : 2022 negative net foreign currency translation adjustments of $ 436 million , which are attributable to the strengthening of the u.s . dollar against certain foreign currencies , 2022 a decrease of $ 155 million in net post-retirement benefit obligations , and 2022 net financial instrument losses of $ 8 million . review by segment general we serve clients through the following segments : 2022 risk solutions acts as an advisor and insurance and reinsurance broker , helping clients manage their risks , via consultation , as well as negotiation and placement of insurance risk with insurance carriers through our global distribution network . 2022 hr solutions partners with organizations to solve their most complex benefits , talent and related financial challenges , and improve business performance by designing , implementing , communicating and administering a wide range of human capital , retirement , investment management , health care , compensation and talent management strategies . risk solutions . <table class='wikitable'><tr><td>1</td><td>years ended december 31 ( millions except percentage data )</td><td>2015</td><td>2014</td><td>2013</td></tr><tr><td>2</td><td>revenue</td><td>$ 7426</td><td>$ 7834</td><td>$ 7789</td></tr><tr><td>3</td><td>operating income</td><td>1506</td><td>1648</td><td>1540</td></tr><tr><td>4</td><td>operating margin</td><td>20.3% ( 20.3 % )</td><td>21.0% ( 21.0 % )</td><td>19.8% ( 19.8 % )</td></tr></table> the demand for property and casualty insurance generally rises as the overall level of economic activity increases and generally falls as such activity decreases , affecting both the commissions and fees generated by our brokerage business . the economic activity that impacts property and casualty insurance is described as exposure units , and is most closely correlated .
Question: what is the net income in 2015, in billions?
Answer: 1.4
Question: what about in millions?
Answer: 1400.0
Question: what is the total revenue in 2015, in millions?
Answer: 7426.0
Question: what profit margin does this represent?

0.18853