Question: What percentage of the residents of the city where Camp Lejeune is located are younger than 18?

full_context: Document 1: Atlantic City, New Jersey: There were 15,848 households out of which 27.7% had children under the age of 18 living with them, 24.8% were married couples living together, 23.2% had a female householder with no husband present, and 45.1% were non-families. 37.2% of all households were made up of individuals and 15.4% had someone living alone who was 65 years of age or older. The average household size was 2.46 and the average family size was 3.26.
Document 2: Raleigh, North Carolina: Raleigh-Durham International Airport, the region's primary airport and the second-largest in North Carolina, located northwest of downtown Raleigh via Interstate-40 between Raleigh and Durham, serves the city and greater Research Triangle metropolitan region, as well as much of eastern North Carolina. The airport offers service to more than 35 domestic and international destinations and serves approximately 10 million passengers a year. The airport also offers facilities for cargo and general aviation. The airport authority tripled the size of its Terminal 2 (formerly Terminal C) in January 2011.
Document 3: Jacksonville, Florida: Harbor improvements since the late 19th century have made Jacksonville a major military and civilian deep-water port. Its riverine location facilitates two United States Navy bases and the Port of Jacksonville, Florida's third largest seaport. The two US Navy bases, Blount Island Command and the nearby Naval Submarine Base Kings Bay form the third largest military presence in the United States. Significant factors in the local economy include services such as banking, insurance, healthcare and logistics. As with much of Florida, tourism is also important to the Jacksonville area, particularly tourism related to golf. People from Jacksonville may be called "Jacksonvillians" or "Jaxsons" (also spelled "Jaxons").
Document 4: Boston: In the city, the population was spread out with 21.9% at age 19 and under, 14.3% from 20 to 24, 33.2% from 25 to 44, 20.4% from 45 to 64, and 10.1% who were 65 years of age or older. The median age was 30.8 years. For every 100 females, there were 92.0 males. For every 100 females age 18 and over, there were 89.9 males. There were 252,699 households, of which 20.4% had children under the age of 18 living in them, 25.5% were married couples living together, 16.3% had a female householder with no husband present, and 54.0% were non-families. 37.1% of all households were made up of individuals and 9.0% had someone living alone who was 65 years of age or older. The average household size was 2.26 and the average family size was 3.08.
Document 5: Ann Arbor, Michigan: In 2000, out of 45,693 households, 23.0% had children under the age of 18 living with them, 37.8% were married couples living together, 7.5% had a female householder with no husband present, and 52.5% were nonfamilies. 35.5% of households were made up of individuals and 6.6% had someone living alone who was 65 years of age or older. The average household size was 2.22 and the average family size was 2.90. The age distribution was 16.8% under 18, 26.8% from 18 to 24, 31.2% from 25 to 44, 17.3% from 45 to 64, and 7.9% were 65 or older. The median age was 28 years. For every 100 females there were 97.7 males; while for every 100 females age 18 and over, there were 96.4 males.
Document 6: North Carolina: Located in Jacksonville, Marine Corps Base Camp Lejeune, combined with nearby bases Marine Corps Air Station (MCAS) Cherry Point, MCAS New River, Camp Geiger, Camp Johnson, Stone Bay and Courthouse Bay, makes up the largest concentration of Marines and sailors in the world. MCAS Cherry Point is home of the 2nd Marine Aircraft Wing. Located in Goldsboro, Seymour Johnson Air Force Base is home of the 4th Fighter Wing and 916th Air Refueling Wing. One of the busiest air stations in the United States Coast Guard is located at the Coast Guard Air Station in Elizabeth City. Also stationed in North Carolina is the Military Ocean Terminal Sunny Point in Southport.
Document 7: Charlotte Douglas International Airport: Charlotte Douglas International Airport (IATA: CLT, ICAO: KCLT, FAA LID: CLT) is a joint civil - military public international airport located in Charlotte, North Carolina, United States. Established in 1935 as Charlotte Municipal Airport, in 1954 the airport was renamed Douglas Municipal Airport after former Charlotte mayor Ben Elbert Douglas Sr., who had overseen the airport's construction. The airport gained its current name in 1982 and, as of September 2017, it is the second largest hub for American Airlines after Dallas / Fort Worth International Airport, with service to 161 domestic and international destinations. As of 2016 it was the 11th busiest airport in the United States, ranked by passenger traffic and 6th by aircraft movements. It was also the 7th busiest airport in the world ranked by aircraft movements However, Charlotte is the largest airport in the United States without any nonstop service to Asia, and it only ranks 19th by international passenger traffic. The airport serves as a major gateway to the Caribbean Islands. CLT covers 5,558 acres (2,249 ha) of land.
Document 8: North Carolina: North Carolina has a variety of shopping choices. SouthPark Mall in Charlotte is currently the largest in the Carolinas, with almost 2.0 million square feet. Other major malls in Charlotte include Northlake Mall and Carolina Place Mall in nearby suburb Pineville. Other major malls throughout the state include Hanes Mall in Winston-Salem; Crabtree Valley Mall, North Hills Mall, and Triangle Town Center in Raleigh; Friendly Center and Four Seasons Town Centre in Greensboro; Oak Hollow Mall in High Point; Concord Mills in Concord; Valley Hills Mall in Hickory; and The Streets at Southpoint and Northgate Mall in Durham and Independence Mall in Wilmington, NC, and Tanger Outlets in Charlotte, Nags Head, Blowing Rock, and Mebane, NC.
Document 9: North Carolina: Confederate troops from all parts of North Carolina served in virtually all the major battles of the Army of Northern Virginia, the Confederacy's most famous army. The largest battle fought in North Carolina was at Bentonville, which was a futile attempt by Confederate General Joseph Johnston to slow Union General William Tecumseh Sherman's advance through the Carolinas in the spring of 1865. In April 1865, after losing the Battle of Morrisville, Johnston surrendered to Sherman at Bennett Place, in what is today Durham. North Carolina's port city of Wilmington was the last Confederate port to fall to the Union, in February 1865, after the Union won the nearby Second Battle of Fort Fisher, its major defense downriver.
Document 10: Canadian Armed Forces: Major air bases are located in British Columbia, Alberta, Saskatchewan, Manitoba, Ontario, Quebec, Nova Scotia, and Newfoundland and Labrador, while administrative and command and control facilities are located in Winnipeg and North Bay. A Canadian component of the NATO Airborne Early Warning Force is also based at NATO Air Base Geilenkirchen near Geilenkirchen, Germany.
Document 11: North Carolina: North Carolina consists of three main geographic sections: the Atlantic Coastal Plain, which occupies the eastern 45% of the state; the Piedmont region, which contains the middle 35%; and the Appalachian Mountains and foothills. The extreme eastern section of the state contains the Outer Banks, a string of sandy, narrow barrier islands between the Atlantic Ocean and two inland waterways or "sounds": Albemarle Sound in the north and Pamlico Sound in the south. They are the two largest landlocked sounds in the United States.
Document 12: Jacksonville, Florida: As of 2010[update], there were 366,273 households out of which 11.8% were vacant. 23.9% of households had children under the age of 18 living with them, 43.8% were married couples, 15.2% had a female householder with no husband present, and 36.4% were non-families. 29.7% of all households were made up of individuals and 7.9% had someone living alone who was 65 years of age or older. The average household size was 2.55 and the average family size was 3.21. In the city, the population was spread out with 23.9% under the age of 18, 10.5% from 18 to 24, 28.5% from 25 to 44, 26.2% from 45 to 64, and 10.9% who were 65 years of age or older. The median age was 35.5 years. For every 100 females there were 94.1 males. For every 100 females age 18 and over, there were 91.3 males.
Document 13: Oklahoma City: There were 230,233 households, 29.4% of which had children under the age of 18 living with them, 43.4% were married couples living together, 13.9% had a female householder with no husband present, and 37.4% were non-families. One person households account for 30.5% of all households and 8.7% of all households had someone living alone who is 65 years of age or older. The average household size was 2.47 and the average family size was 3.11.
Document 14: Philadelphia: In 2010, 24.9 percent of households reported having children under the age of 18 living with them, 28.3 percent were married couples living together and 22.5 percent had a female householder with no husband present, 6.0 percent had a male householder with no wife present, and 43.2 percent were non-families. The city reported 34.1 percent of all households were made up of individuals while 10.5 percent had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 3.20. In 2013, the percentage of women who gave birth in the previous 12 months who were unmarried was 56 percent. Of Philadelphia's adults, 31 percent were married or lived as a couple, 55 percent were not married, 11 percent were divorced or separated, and 3 percent were widowed.
Document 15: Atlantic City, New Jersey: There were 15,504 households, of which 27.3% had children under the age of 18 living with them, 25.9% were married couples living together, 22.2% had a female householder with no husband present, and 44.8% were non-families. 37.5% of all households were made up of individuals, and 14.3% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 3.34.
ground_truth: 23.9%
sub_queries: Where is Camp Lejeune located? Answer: Jacksonville
How many of Jacksonville 's city residents are younger than 18? Answer: 23.9%