Wikipedia entity: Housing in the United Kingdom
Topics: Housing; age distribution; EU
Original sentence: British dwellings had the oldest age profile in the EU with over 60% being built before 1960, and with only just over 10% being built between 1991-2010.
Quantified sentence: British dwellings had the oldest age profile in the EU with most of them being built before 1960, and with only just over 10% being built between 1991–2010.
Quantifier: most
Percentage: 60%
Specificity: partially