Year Sterling (millions) 1997-12-31 2767 1998-12-31 2675 1999-12-31 2948 2000-12-31 3863 2001-12-31 3455 2002-12-31 3087 2003-12-31 3003 2004-12-31 3319 2005-12-31 3556 2006-12-31 3175 2007-12-31 4246 2008-12-31 3030 2009-12-31 3505 2010-12-31 3651 2011-12-31 1621 2012-12-31 1761 2013-12-31 1415 2014-12-31 1405 2015-12-31 1551 2016-12-31 1778 2017-12-31 1897 2018-12-31 1699 2019-12-31 1597 2020-12-31 2423 2021-12-31 2291 2022-12-31 2069 2023-12-31 1933