Task: Question Generation
Input (English): Passage: The United Kingdom Census 2001 showed a total resident population for Leicester of 279,921, a 0.5% decrease from the 1991 census (this trend since reversing at the 2011 census). Approximately 62,000 were aged under 16, 199,000 were aged 16–74, and 19,000 aged 75 and over. 76.9% of Leicesters population claim they have been born in the UK, according to the 2001 UK Census. Mid-year estimates for 2006 indicate that the population of the City of Leicester stood at 289,700 making Leicester the most populous city in East Midlands.
Output (English): Which age group populated the city least, those aged under 16, aged 16–74, aged 75 and over?