<Tr> <Th> Total Domestic Passengers (12 months ending Mar 2018) </Th> <Td> 321,000 </Td> </Tr> <Tr> <Td_colspan="2"> Sources: FAA and PANYNJ </Td> </Tr> <P> Stewart International Airport, officially New York Stewart International Airport (IATA: SWF, ICAO: KSWF, FAA LID: SWF) is a public / military airport in Orange County, New York, United States . It is in the southern Hudson Valley, west of Newburgh, New York, approximately 60 miles (97 km) north of Manhattan, New York City . The airport is in the Town of Newburgh and the Town of New Windsor . It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017--2021, in which it is categorized as a non-hub primary commercial service facility . </P> <P> Developed in the 1930s as a military base to allow cadets at the nearby United States Military Academy at West Point to learn aviation, it has grown into the major passenger airport for the mid-Hudson region and continues as a military airfield, housing the 105th Airlift Wing of the New York Air National Guard and Marine Aerial Refueler Transport Squadron 452 (VMGR - 452) of the United States Marine Corps Reserve . The Space Shuttle could have landed at Stewart in an emergency . </P>

What is the airport code for stewart international airport
find me the text answering this question