paragraph_text: 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.

paragraph_text: There were 12,961 households of which 40.20% had children under the age of 18 living with them, 58.00% were married couples living together, 15.20% had a female householder with no husband present, and 22.10% were non-families. 19.70% of all households were made up of individuals and 9.50% had someone living alone who was 65 years of age or older. The average household size was 2.99 and the average family size was 3.45.

paragraph_text: 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.

paragraph_text: There were 475 households out of which 29.1% had children under the age of 18 living with them, 61.9% were married couples living together, 4.4% had a female householder with no husband present, and 31.2% were non-families. 29.1% of all households were made up of individuals and 16.4% had someone living alone who was 65 years of age or older. The average household size was 2.36 and the average family size was 2.92.

paragraph_text: As of the census of 2000, there are 84,084 people, 44,497 households, and 16,775 families in the city. The population density is 10,178.7 inhabitants per square mile (3,930.4/km²). There are 47,863 housing units at an average density of 5,794.0 per square mile (2,237.3/km²). The racial makeup of the city is 78.29% White, 7.25% Asian, 3.78% African American, 0.47% Native American, 0.10% Pacific Islander, 5.97% from other races, and 4.13% from two or more races. 13.44% of the population are Hispanic or Latino of any race. There are 44,497 households, out of which 15.8% have children under the age of 18, 27.5% are married couples living together, 7.5% have a female householder with no husband present, and 62.3% are non-families. 51.2% of all households are made up of individuals and 10.6% have someone living alone who is 65 years of age or older. The average household size is 1.83 and the average family size is 2.80.

paragraph_text: There were 46,917 households, out of which 7,835 (16.7%) had children under the age of 18 living in them, 13,092 (27.9%) were opposite-sex married couples living together, 3,510 (7.5%) had a female householder with no husband present, 1,327 (2.8%) had a male householder with no wife present. There were 2,867 (6.1%) unmarried opposite-sex partnerships, and 416 (0.9%) same-sex married couples or partnerships. 22,716 households (48.4%) were made up of individuals and 5,551 (11.8%) had someone living alone who was 65 years of age or older. The average household size was 1.87. There were 17,929 families (38.2% of all households); the average family size was 2.79.

paragraph_text: Of the 111,514 households, 39.1% had children under the age of 18 living with them, 57.9% were married couples living together, 10.8% had a female householder with no husband present, and 26.9% were not families. Around 21.2% of all households were made up of individuals, and 17.4% had someone living alone who was 65 years of age or older. The average household size was 2.74 and the average family size was 3.20.

paragraph_text: There were 15,638 households out of which 43.00% had children under the age of 18 living with them, 59.30% were married couples living together, 8.40% had a female householder with no husband present, and 26.50% were non-families. 20.90% of all households were made up of individuals and 4.80% had someone living alone who was 65 years of age or older.  The average household size was 2.85 and the average family size was 3.33.

paragraph_text: There were 6,705 households out of which 37.90% had children under the age of 18 living with them, 59.10% were married couples living together, 12.50% had a female householder with no husband present, and 24.80% were non-families. 22.80% of all households were made up of individuals and 10.10% had someone living alone who was 65 years of age or older.  The average household size was 2.69 and the average family size was 3.17.

paragraph_text: There were 6,606 households out of which 34.50% had children under the age of 18 living with them, 56.60% were married couples living together, 12.50% had a female householder with no husband present, and 26.50% were non-families. 23.20% of all households were made up of individuals and 9.80% had someone living alone who was 65 years of age or older.  The average household size was 2.60 and the average family size was 3.04.

paragraph_text: Daniel M. Ziff (born 1973) is an American billionaire, and the youngest son of publishing magnate William Bernard Ziff, Jr. He and his two brothers inherited the family fortune in 1994.

paragraph_text: 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.

paragraph_text: There were 112,608 households in the city in 2000, of which 26.5% included children below the age of 18, 39.5% were composed of married couples living together, 11.4% reported a female householder with no husband present, and 45.5% classified themselves as nonfamily. Unmarried partners were present in 2.2% of households. In addition, 33.1% of all households were composed of individuals living alone, of which 6.2% was someone 65 years of age or older. The average household size in Raleigh was 2.30 persons, and the average family size was 2.97 persons.

paragraph_text: As of the 2010 census, there are 583,776 people residing in the city, organized into 235,508 households. The population density is 4,375.2 people per square mile. There are 265,439 housing units at an average density of 1989.4 per square mile (1,236.3/km²). Population growth in Portland increased 10.3% between 2000 and 2010. Population growth in the Portland metropolitan area has outpaced the national average during the last decade, and this is expected to continue over the next 50 years.Out of 223,737 households, 24.5% have children under the age of 18 living with them, 38.1% are married couples living together, 10.8% have a female householder with no husband present, and 47.1% are non-families. 34.6% of all households are made up of individuals and 9% have someone living alone who is 65 years of age or older. The average household size is 2.3 and the average family size is 3. The age distribution was 21.1% under the age of 18, 10.3% from 18 to 24, 34.7% from 25 to 44, 22.4% from 45 to 64, and 11.6% who are 65 years of age or older. The median age is 35 years. For every 100 females, there are 97.8 males. For every 100 females age 18 and over, there are 95.9 males.

paragraph_text: 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.

paragraph_text: There were 58,939 households out of which 34.2% had youngsters under the age of 18 living with them, 60.1% were married couples living together, 8.9% had a female householder with no husband present, and 27.0% were non-families. 20.1% of all households were made up of individuals and 7.3% had someone living alone who was 65 years of age or older.  The average household size was 2.63 and the average family size was 3.04.

paragraph_text: 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.

paragraph_text: There were 12,816 households out of which 41.70% had children under the age of 18 living with them, 60.30% were married couples living together, 13.00% had a female householder with no husband present, and 21.80% were non-families. 18.90% of all households were made up of individuals and 8.70% had someone living alone who was 65 years of age or older.  The average household size was 2.99 and the average family size was 3.41.

paragraph_text: 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.

paragraph_text: The Rochester City School District is a public school district that serves approximately 32,000 children and 10,000 adults in the city of Rochester, New York, with over 6,000 employees and a 2010 -- 2011 operating budget of $693.7 million (approximately $16,500 per student). The average class size ranges from 18 to 25 students. Rochester City Schools consistently post below - average results when compared to the rest of New York State.

Question: What was the average family size in the city where Daniel William Coquillett died?
Answer: 3.26