Year Sterling (millions) 1997-12-31 10767 1998-12-31 13077 1999-12-31 13859 2000-12-31 15106 2001-12-31 17239 2002-12-31 19914 2003-12-31 22355 2004-12-31 24070 2005-12-31 27884 2006-12-31 32067 2007-12-31 35531 2008-12-31 32623 2009-12-31 34944 2010-12-31 34472 2011-12-31 29792 2012-12-31 31731 2013-12-31 34900 2014-12-31 38515 2015-12-31 42913 2016-12-31 46050 2017-12-31 51299 2018-12-31 55478 2019-12-31 55336 2020-12-31 65426 2021-12-31 71014 2022-12-31 73399 2023-12-31 69316