The information requested falls within the responsibility of the National Statistician who has been asked to reply.
Letter from Karen Dunnell, dated 26 November 2007:
As National Statistician, I have been asked to reply to your question regarding the percentage change in the working age population in each year since 1997, and what the size of the working age population was in a) 1977, b) 1997 and c) 2006 (167625).
The attached table shows the working age population and the percentage change for the years requested. The latest population estimates available are for mid-2006.
Mid-year Working age population1 Percentage change from previous year 1977 29,055,000 — 1997 31,473,000 — 1998 31,591,000 0.4 1999 31,771,000 0.6 2000 31,977,000 0.6 2001 32,226,000 0.8 2002 32,435,000 0.6 2003 32,626,000 0.6 2004 32,856,000 0.7 2005 33,164,000 0.9 2006 33,417,000 0.8 1 Working age population is 16-59 for females and 16-64 for males. Note: Data are rounded to the nearest 1,000. Source: Office for National Statistics