Question: What percentage of the population of the city where Daniel William Coquillett died was under the age of 18?

full_context: Document 1: Antonio Cocchi: Antonio Cocchi (3 August 1695 – 1 January 1758) was an Italian physician, naturalist and writer. He was best known for his work on anatomy.
Document 2: Daniel William Coquillett: Daniel William Coquillett (23 January 1856, Pleasant Valley, Ill. – 7 July 1911 Atlantic City, New Jersey) was an American entomologist who specialised in Diptera. He wrote a revision of the dipterous family Therevidae and many other scientific papers in which he described many new species and genera of Diptera. Coquillett was also the first to attempt fumigation with hydrocyanic acid as a means for controlling citrus scale insects. He experimented in the Wolfskill orange groves where he was supported by the foreman and later quarantine entomologist Alexander Craw in 1888-89.
Document 3: William Doherty: William Doherty (May 15, 1857, Cincinnati – May 25, 1901 Nairobi) was an American entomologist who specialised in Lepidoptera and later also collected birds for the Natural History Museum at Tring. He died of dysentery while in Nairobi.
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: Atlantic City, New Jersey: As of the 2000 United States Census there were 40,517 people, 15,848 households, and 8,700 families residing in the city. The population density was 3,569.8 people per square mile (1,378.3/km2). There were 20,219 housing units at an average density of 1,781.4 per square mile (687.8/km2). The racial makeup of the city was 44.16% black or African American, 26.68% White, 0.48% Native American, 10.40% Asian, 0.06% Pacific Islander, 13.76% other races, and 4.47% from two or more races. 24.95% of the population were Hispanic or Latino of any race. 19.44% of the population was non-Hispanic whites.
Document 6: Dasymutilla occidentalis: Dasymutilla occidentalis (red velvet ant or eastern velvet ant), is a species of parasitoid wasp native to the eastern United States. It is commonly mistaken for a member of the true ant family, as the female is wingless. The species ranges from Connecticut to Missouri in the north and Florida to Texas in the south. Other common names include cow ant and cow killer.
Document 7: Atlantic City, New Jersey: The Census Bureau's 2006–2010 American Community Survey showed that (in 2010 inflation-adjusted dollars) median household income was $30,237 (with a margin of error of +/- $2,354) and the median family income was $35,488 (+/- $2,607). Males had a median income of $32,207 (+/- $1,641) versus $29,298 (+/- $1,380) for females. The per capita income for the city was $20,069 (+/- $2,532). About 23.1% of families and 25.3% of the population were below the poverty line, including 36.6% of those under age 18 and 16.8% of those age 65 or over.
Document 8: Nicolas-Joseph Thiéry de Menonville: Nicolas-Joseph Thiéry de Menonville (Saint-Mihiel, France, 18 June 1739 – Port-au-Prince, Saint-Domingue, 1780), "avocat" at the "Parlement of Paris", was a French botanist who volunteered to be sent to Mexico in 1776 to steal the cochineal insect valued for its scarlet dye. In his clandestine bioprospecting piracy, he worked without official papers and would have been ruthlessly treated had he been caught. He succeeded in naturalizing the insect and the prickly pear ("Opuntia") "nopal" cactus on which it depended in the French colony of Saint-Domingue.
Document 9: Atlantic City, New Jersey: The median income for a household in the city was $26,969, and the median income for a family was $31,997. Males had a median income of $25,471 versus $23,863 for females. The per capita income for the city was $15,402. About 19.1% of families and 23.6% of the population were below the poverty line, including 29.1% of those under age 18 and 18.9% of those age 65 or over.
Document 10: Drosophilist: The core members of the original drosophilists at Columbia university included Morgan, Alfred Sturtevant, Calvin Bridges and Hermann Joseph Muller. Drosophilists directly connected with Morgan at Caltech included Theodosius Dobzhansky and George Beadle.
Document 11: David William Cohen: David William Cohen (born 2 June 1943) is Emeritus Professor of History and Anthropology at the University of Michigan. He specializes in East Africa (Kenya, Uganda) and is a leader in the emerging field of historical anthropology. He is Honorary Research Fellow, Archive and Public Culture Initiative, University of Cape Town. https://web.archive.org/web/20140413184938/http://www.apc.uct.ac.za/researchers/professor-david-william-cohen/
Document 12: 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 13: Atlantic City, New Jersey: Atlantic City is considered as the "Gambling Capital of the East Coast," and currently has eight large casinos and several smaller ones. In 2011, New Jersey's casinos employed approximately 33,000 employees, had 28.5 million visitors, made $3.3 billion in gaming revenue, and paid $278 million in taxes. They are regulated by the New Jersey Casino Control Commission and the New Jersey Division of Gaming Enforcement.
Document 14: Atlantic City, New Jersey: In the city the population was spread out with 25.7% under the age of 18, 8.9% from 18 to 24, 31.0% from 25 to 44, 20.2% from 45 to 64, and 14.2% who were 65 years of age or older. The median age was 35 years. For every 100 females there were 96.1 males. For every 100 females age 18 and over, there were 93.2 males.
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: 25.7%
sub_queries: In what city did Daniel William Coquillett die? Answer: Atlantic City
What percentage of the population of Atlantic City was under the age of 18? Answer: 25.7%