Question: This city-owned public-use airport is in a city with a population of what as of the 2010 census?

full_context: Document 1: Phillips County, Montana: Phillips County is a county located in the U.S. state of Montana. As of the 2010 census, the population was 4,253. Its county seat is Malta. Before February 5, 1915, Phillips County was part of Blaine County, Montana, and before 1912 both were part of Chouteau County, Montana. It was named in honor of rancher and state senator Benjamin D. Phillips.
Document 2: Big Sky, Montana: Big Sky is a census-designated place (CDP) in Gallatin and Madison counties in southwestern Montana. As of the 2010 census it had a population of 2,308. It is 45 mi southwest of Bozeman. This unincorporated community straddles the two counties, is not considered a town, and has no town government. The primary industry of the area is tourism.
Document 3: Billings Logan International Airport: Billings Logan International Airport (IATA: BIL, ICAO: KBIL, FAA LID: BIL) is two miles northwest of downtown Billings, in Yellowstone County, Montana. It is the second largest airport in Montana, having been surpassed by Bozeman in both number of gates as well as annual enplanements in recent years, and is owned by the city of Billings. The airport is on top of the Rims, a 500 ft cliff overlooking the downtown core. BIL covers 2,300 acres (9.3 sq.km.) of land.
Document 4: Flathead County, Montana: Flathead County is a county located in the U.S. state of Montana. As of the 2010 census, the population was 90,928, making it the fourth-most populous county in Montana. Its county seat is Kalispell. The numerical designation for Flathead County (used in the issuance of license plates) is 7. It is south from the Canada–US border of British Columbia.
Document 5: Westport Airport (Kansas): Westport Airport (FAA LID: 71K) is a privately owned, public use airport located three nautical miles (6 km) southwest of the central business district of Wichita, a city in Sedgwick County, Kansas, United States—and is in the Class C airspace of neighboring Wichita Dwight D. Eisenhower National Airport.
Document 6: Flathead Indian Reservation: The Flathead Indian Reservation, located in western Montana on the Flathead River, is home to the Bitterroot Salish, Kootenai, and Pend d'Oreilles Tribes - also known as the
Document 7: Bozeman, Montana: Bozeman is a city in and the county seat of Gallatin County, Montana, United States, in the southwestern part of the state. The 2010 census put Bozeman's population at 37,280 and by 2016 the population rose to 45,250, making it the fourth largest city in the state. It is the principal city of the Bozeman, MT Micropolitan Statistical Area, consisting of all of Gallatin County with a population of 97,304. It is the largest Micropolitan Statistical Area in Montana and is the third largest of all of Montana’s statistical areas.
Document 8: Flathead Valley: The Flathead Valley, located in Northwestern Montana, is a region of the U.S. state of Montana. It includes Flathead County, and part of Lake County. Notable towns include Bigfork, Kalispell, Columbia Falls, Polson, and Whitefish. The geography of the Flathead roughly corresponds to the valley where Flathead Lake is located. In addition to the lake, the area's proximity to attractions such as Glacier National Park and Whitefish Mountain Resort have made the area a major resort destination. Many outdoor activities can be pursued there such as hiking, backpacking, rafting, canoeing, skiing, hunting, and some of the best trout fishing in the world. The Flathead Valley is also home to a portion of the Flathead Indian Reservation.
Document 9: Glacier Country, Montana: Glacier Country, Montana is a tourism region in the U.S state of Montana. Glacier Country includes the cities of Missoula, Kalispell, Polson, Libby, Whitefish, Browning, Montana, Eureka, Montana and Thompson Falls. Glacier Country is home to Glacier National Park, and Montana's 2nd largest city- Missoula, Montana. The 2015 population of Glacier Country is 332,702.
Document 10: Cut Bank Municipal Airport: Cut Bank Municipal Airport (IATA: CTB, ICAO: KCTB, FAA LID: CTB) is three miles southwest of Cut Bank, in Glacier County, Montana. It is owned by Cut Bank and Glacier County.
Document 11: Kalispell City Airport: Kalispell City Airport (FAA LID: S27) is a city-owned public-use airport located one nautical mile (1.85 km) south of the central business district of Kalispell, a city in Flathead County, Montana, United States. This airport is included in the FAA's National Plan of Integrated Airport Systems for 2009–2013, which categorized it as a "general aviation" facility.
Document 12: Bozeman Yellowstone International Airport: Bozeman Yellowstone International Airport (IATA: BZN, ICAO: KBZN, FAA LID: BZN) (Gallatin Field) is located in Belgrade eight miles (13 km) northwest of Bozeman, in Gallatin County, Montana. Owned by the Gallatin Airport Authority, the airport became the busiest airport in Montana in 2013.
Document 13: Sitka Seaplane Base: Sitka Seaplane Base (FAA LID: A29) is a public use seaplane base owned by and located in Sitka, a city and borough in the U.S. state of Alaska. It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a "general aviation" facility. This seaplane base is located near the Sitka Rocky Gutierrez Airport.
Document 14: Mineral County Airport: Mineral County Airport (FAA LID: 9S4) is a county-owned public-use airport located two nautical miles (3.7 km) southeast of the central business district of Superior, a town in Mineral County, Montana, United States. According to the FAA's National Plan of Integrated Airport Systems for 2011-2015, it is categorized as a "general aviation" facility.
Document 15: Red Lodge Airport: Red Lodge Airport (ICAO: KRED, FAA LID: RED) is a public use airport located one nautical mile (1.85 km) northwest of the central business district of Red Lodge, a city in Carbon County, Montana, United States. It is owned by the City of Red Lodge and Carbon County. According to the FAA's National Plan of Integrated Airport Systems for 2009–2013, it is categorized as a "general aviation" airport.
ground_truth: 90,928