Year Sterling (millions) 1997-12-31 5844 1998-12-31 7794 1999-12-31 7262 2000-12-31 6819 2001-12-31 6328 2002-12-31 6007 2003-12-31 5111 2004-12-31 4497 2005-12-31 6155 2006-12-31 5535 2007-12-31 5094 2008-12-31 7003 2009-12-31 5282 2010-12-31 5620 2011-12-31 5168 2012-12-31 4130 2013-12-31 4643 2014-12-31 5641 2015-12-31 5783 2016-12-31 6871 2017-12-31 9575 2018-12-31 11124 2019-12-31 7769 2020-12-31 9383 2021-12-31 9136 2022-12-31 12922 2023-12-31 9662