The information falls within the responsibility of the UK Statistics Authority. I have asked the authority to reply.
Letter from Karen Dunnell, dated 14 May 2008:
As National Statistician, I have been asked to reply to your question concerning the numbers of people resident in Wirral West constituency. (205065)
The latest population estimates for Parliamentary Constituencies in England and Wales are for mid-2005. The estimates for Wirral West constituency by age group are shown in the attached table.
Quinary age groups Persons 0-4 3,600 5-9 4,300 10-14 5,200 15-19 5,100 20-24 3,600 25-29 2,900 30-34 3,800 35-39 4,900 40-44 5,800 45-49 5,500 50-54 5,300 55-59 5,900 60-64 4,300 65-69 4,000 70-74 4,000 75-79 3,600 80-84 2,800 85+ 2,200 All ages 76,900 Note: These mid-2005 parliamentary constituency population estimates are consistent with the published mid-2005 local authority estimates (August 2007 revisions) and have been rounded to the nearest 100. Source: Office for National Statistics