Toba National College of Maritime Technology (鳥羽商船高等専門学校 , Toba Shōsen Kōtō Senmon Gakkō ) is one of five maritime colleges in Japan.
 Established in 1881, it is the oldest continuously-operated national maritime college in the country.
The National Maritime College of Ireland (NMCI) is Ireland's primary provider of training to those seeking careers in commercial shipping.
 It is situated on former Department of Defence land in Ringaskiddy, County Cork, and opened to students in 2004.
 NMCI is the first third level college in Ireland to be built under the Government’s Public-Private Partnership scheme.
 The partners include Cork Institute of Technology (CIT), the Irish Naval Service and Focus Education.
The Australian Maritime College (AMC) is a tertiary education institution based in Launceston, Tasmania, established by the "Maritime College Act 1978" (Cth).
 Tertiary education is provided and organised by the University of Tasmania (UTAS) as the Australian Maritime College (AMC) at the University of Tasmania (AMC@UTAS).
 However the college's educational curriculum is governed by the independent AMC Board.
 The AMC is Australia's national centre for maritime education, training and research.
 It has two campuses located within 50 km of each other in Northern Tasmania, each with different facilities and residence.
The Greenwich Maritime Centre (GMI) is a part of the University of Greenwich.
 Established in 1998, it provides a specialist postgraduate and research institute within the large multi-faculty University of Greenwich.
 The aims of the GMC are to engage in and facilitate scholarly research, to disseminate and publicise research findings, to provide postgraduate teaching, to develop maritime education, to act as a forum for exploration of maritime issues, to serve as a source of expertise for business and government and to provide cost-effective consultancy services.
 The GMC provides an active centre for studying maritime history and is located in The Old Royal Naval College, Greenwich, across the road from the National Maritime Museum.
The Naval College is the principal naval military college in Ireland providing training to cadets, NCO's and recruits of the Irish Naval Service.
 The Naval College trains and educates personnel for service, providing a mixture of different courses ranging from officer training right through to naval engineering.
 The Naval College is based out of the Naval Service's headquarters at Naval Base Haulbowline but also provides classes and lessons in non-military naval training at the nearby National Maritime College of Ireland (NCMI) in Ringaskiddy.
Cork has several third level colleges including University College Cork the Crawford College of Art and Design and the National Maritime College of Ireland.
 It is also home to the Cork College of Commerce, which is the largest post-Leaving Certificate college in Ireland.
 It has a large number of courses available but specialises in Business, Administration, Applied Languages and Legal Studies.
Cork Institute of Technology (CIT), formerly the Regional Technical College, Cork, is an Institute of Technology in Ireland, located in Cork, Ireland opened in 1973.
 The institute has 17,000 students (both part-time and full-time) in art, business, engineering, music, drama and science disciplines.
 Cork Institute of Technology comprises two constituent Faculties and three constituent Colleges.
 The constituent Faculties are Engineering and Science, and Business and Humanities.
 The constituent colleges are the CIT Crawford College of Art and Design, the CIT Cork School of Music and the National Maritime College of Ireland.
County Cork (Irish: "Contae Chorcaí" ) is the largest and southernmost county of Ireland.
 It lies in the province of Munster and is named after the city of Cork ().
 Cork County Council is the local authority for the county.
 Its largest towns are Mallow, Macroom and Carrigaline.
 Cork City is governed by Cork City Council.
 The city council area also takes in Ballincollig In 2016, the county's population was 542,196, making it the third most populous county in Ireland.
The National Maritime Intelligence-Integration Office (NMIO) is a United States Navy entity located in the National Maritime Intelligence Center (NMIC) Facility in Suitland in Prince George's County, Maryland, southeast of Washington, DC.
 It is a part of the Suitland Federal Center.
SUNY Maritime College is a maritime college located in the Bronx, New York, United States in historic Fort Schuyler on the Throggs Neck peninsula where the East River meets Long Island Sound.
 Founded in 1874, the SUNY Maritime College was the first college of its kind (federally approved, offering commercial nautical instruction) to be founded in the United States and is one of only seven degree-granting maritime academies in the United States.

Question: What was the 2016 population of the county where the National Maritime College of Ireland is located?
Answer: 542,196