Year Sterling (millions) 1997-12-31 4959 1998-12-31 4792 1999-12-31 3570 2000-12-31 3273 2001-12-31 3577 2002-12-31 3215 2003-12-31 3281 2004-12-31 3878 2005-12-31 4236 2006-12-31 5612 2007-12-31 4851 2008-12-31 4559 2009-12-31 5442 2010-12-31 4889 2011-12-31 5647 2012-12-31 5690 2013-12-31 5961 2014-12-31 6826 2015-12-31 7391 2016-12-31 7775 2017-12-31 7583 2018-12-31 7924 2019-12-31 8651 2020-12-31 10511 2021-12-31 10149 2022-12-31 10162 2023-12-31 10424