Year Sterling (millions) 1997-12-31 7204 1998-12-31 6971 1999-12-31 7776 2000-12-31 12902 2001-12-31 8401 2002-12-31 8031 2003-12-31 5812 2004-12-31 5107 2005-12-31 5897 2006-12-31 11209 2007-12-31 8934 2008-12-31 13730 2009-12-31 11539 2010-12-31 9478 2011-12-31 9887 2012-12-31 10813 2013-12-31 13154 2014-12-31 13754 2015-12-31 14207 2016-12-31 15349 2017-12-31 17727 2018-12-31 19313 2019-12-31 22882 2020-12-31 24424 2021-12-31 33062 2022-12-31 33933 2023-12-31 35504