Year Sterling (millions) 1997-12-31 7642 1998-12-31 8254 1999-12-31 9298 2000-12-31 8775 2001-12-31 10357 2002-12-31 10716 2003-12-31 12068 2004-12-31 11968 2005-12-31 11375 2006-12-31 11664 2007-12-31 13045 2008-12-31 12006 2009-12-31 13443 2010-12-31 11929 2011-12-31 12876 2012-12-31 13939 2013-12-31 16518 2014-12-31 20978 2015-12-31 19592 2016-12-31 20273 2017-12-31 21154 2018-12-31 23653 2019-12-31 24508 2020-12-31 38610 2021-12-31 37011 2022-12-31 31382 2023-12-31 27777