Task: Question Answering
Input (English): Passage: As of the 2001 UK census, Herne Bay area wards had a population of 35,188 and a population density of 11.3 persons per hectare.Of the town's 14,732 households, 48.7% were married couples living together, 8.4% were cohabiting couples and 8.3% were lone parents. 30.2% of all households were made up of individuals and 20.5% had someone living alone at pensionable age. 27.7% of households included children aged under 16 or a person aged 16 to 18 who was in full-time education. The average household size was 2.74.
The ethnicity of the town was 98.5% white, 0.6% mixed race, 0.4% Asian, 0.2% black and 0.3% Chinese or other. The place of birth of residents was 96.3% United Kingdom, 0.6% Republic of Ireland, 0.3% Germany, 0.6% other Western Europe countries, 0.2% Eastern Europe, 0.6% Africa, 0.3% Far East, 0.3% South Asia, 0.2% Middle East, 0.2% North America and 0.2% Oceania. Religion was recorded as 77.3% Christian, 0.3% Muslim, 0.2% Hindu, 0.2% Buddhist, 0.1% Jewish and 0.1% Sikh. 14.2% were recorded as having no religion, 0.3% had an alternative religion and 7.4% did not state their religion.
For every 100 females, there were 89.9 males. The age distribution was 6% aged 0–4 years, 14% aged 5–15 years, 4% aged 16–19 years, 29% aged 20–44 years, 25% aged 45–64 years and 22% aged 65 years and over. The town had a high percentage of residents over 65, compared with the national average of 16%. As a seaside town, Herne Bay is a popular retirement destination; many modern retirement complexes are located near the seafront.
The economic activity of residents aged 16–74 was 36% in full-time employment, 13% in part-time employment, 9% self-employed, 3% unemployed, 2% students with jobs, 3% students without jobs, 18% retired, 7% looking after home or family, 6% permanently sick or disabled and 2% economically inactive for other reasons. This was roughly in line with the national figures, except for the number of people in retirement. This figure nationally was significantly lower at 14%. Of the town's residents aged 16–74, 12% had a higher education qualification or the equivalent, compared with 20% nationwide. According to Office for National Statistics estimates, during the period of April 2001 to March 2002 the average gross weekly income of households in the Herne Bay area was £516 (£26,906 per year). 
Question: What percentage of the Herne Bay area population stays home to look after their house and family?
Output (English): 7%.