Please answer the given financial question based on the context.
Context: part i item 1 entergy corporation , domestic utility companies , and system energy research spending entergy is a member of the electric power research institute ( epri ) . epri conducts a broad range of research in major technical fields related to the electric utility industry . entergy participates in various epri projects based on entergy's needs and available resources . the domestic utility companies contributed $ 1.5 million in 2003 , $ 2.1 million in 2002 , and $ 4 million in 2001 to epri . the non-utility nuclear business contributed $ 3 million in 2003 and 2002 and $ 2 million in 2001 to epri . employees employees are an integral part of entergy's commitment to serving its customers . as of december 31 , 2003 , entergy employed 14773 people. .
|entergy arkansas|1516|
|entergy gulf states|1676|
|entergy louisiana|918|
|entergy mississippi|810|
|entergy new orleans|375|
|system energy|-|
|entergy operations|2902|
|entergy services|2755|
|entergy nuclear operations|3357|
|other subsidiaries|255|
|total full-time|14564|
|part-time|209|
|total entergy|14773|
approximately 4900 employees are represented by the international brotherhood of electrical workers union , the utility workers union of america , and the international brotherhood of teamsters union. .
Question: what portion of the total entergy employees is represented by unions?


Answer: The answer is:0.33169