Year Sterling (millions) 1997-12-31 7153 1998-12-31 7412 1999-12-31 8321 2000-12-31 10627 2001-12-31 11210 2002-12-31 11713 2003-12-31 12115 2004-12-31 12357 2005-12-31 13689 2006-12-31 15941 2007-12-31 19693 2008-12-31 18961 2009-12-31 18509 2010-12-31 16119 2011-12-31 10989 2012-12-31 10053 2013-12-31 9235 2014-12-31 8671 2015-12-31 8309 2016-12-31 8604 2017-12-31 8876 2018-12-31 7864 2019-12-31 8045 2020-12-31 11281 2021-12-31 10535 2022-12-31 9605 2023-12-31 8907