Information on the number of teaching assistant appointments is not collected centrally. Figures are however available for the number in service. The following table shows the number of teaching assistants in service in local authority maintained schools in Derbyshire local authority and North East Derbyshire constituency in January 1997 and 2009.
1997 2009 Former Derbyshire 1,180 — Derbyshire (post 1 April 1997) — 2,230 City of Derby — 1,040 North East Derbyshire 70 260 1 Excludes academies and city technology colleges. 2 Derbyshire local authorities were re-organised with effect from 1 April 1997. The new authorities that make up the former Derbyshire area are shown for 2009. Note: Figures are rounded to the nearest 10. Source: School Census