The following table gives numbers of written complaints made between April 1997 and the end of March 2006, and these are the latest available audited data.
The data reflect complaints made through the national health service complaints procedure and do not include complaints made to the General Medical Council or other professional bodies.
Number of written complaints 1997-98 126,850 1998-99 124,870 1999-2000 126,261 2000-01 140,176 2001-02 133,274 2002-03 133,867 2003-04 133,469 2004-05 133,820 2005-06 138,396