The information requested falls within the responsibility of the UK Statistics Authority. I have asked the Authority to reply.Letter from Karen Dunnell, dated 1 July 2008:"As National Statistician, I have been asked to reply to your question on what the percentage of the population in (a) Leeds West, (b) Leeds Metropolitan District and (c) the UK were over 60 years of age in (i) 1981, (ii) 1991 and (iii) 2001. (215408)""The table below shows the percentage of population aged 60 and over for the United Kingdom, Leeds and Leeds West for 1981, 1991 and 2001. Figures for the United Kingdom and Leeds are mid-year population estimates; figures for Leeds West are Census data as mid-year estimates are not available for parliamentary constituencies for 1981 and 1991." Percentage of the population aged 60 and over for the United Kingdom and Leeds Percentage of population 60+ Mid-year 1981 1991 2001 United Kingdom 20 21 21 Leeds 21 21 20 Leeds West¹ 21 21 18 ¹ Mid-year population estimates are not available for 1981 and 1991. For comparability census data are supplied for all three years. Notes: 1. Leeds Metropolitan district had been interpreted as Leeds local authority. 2. Percentages have been calculated to include the age 60. Source: Office for National Statistics, General Register Office for Scotland and Northern Ireland Statistics and Research Agency