“The Attorney General’s Office has today released figures on Unduly Lenient Sentence cases referred to the Court of Appeal in 2010. Seventy-seven sentences were referred by the Law Officers. The Court considered 65 of them were unduly lenient (84%) and 60 sentences were increased (78% of the 77 referred).”
Attorney General’s Office, 21st July 2011
Source: www.attorneygeneral.gov.uk