You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "What is the 2011 census population of this village and civil parish in Lincolnshire, England, where High Dyke road runs between it and Colsterworth?" whose answer is 1,647.
Each document should contain about 30 words, and these documents should contain useful information.

Query: 2011 census population of Ancaster
Useful Output:

Doc 1: Contain 2006, 2011, 2016 and 2021 census data highlights for the city of Hamilton. open access FSA Map of Hamilton - Canada Post FSA (Forward
Doc 2: NHS data, Hamilton West--Ancaster--Dundas, Ontario. Table summary. The table shows total, male and female data (appearing as column headers)
Doc 3: Meanwhile, the two wards responsible for most city-wide growth between 2006 and 2011 are wards 11 (Glanbrook) and 12 (Ancaster), which grew by
Doc 4: According to the 2021 census data its population was 24 154. https  Basically the area bounded by Highway 6, Cootes Paradise, Ancaster Creek,
Doc 5: The population of the civil parish was 1,317 at the 2001 census increasing to 1,647 at the 2011 census. The civil parish includes the