Year Sterling (millions) 1997-12-31 5717 1998-12-31 2940 1999-12-31 2556 2000-12-31 3511 2001-12-31 3410 2002-12-31 3699 2003-12-31 3157 2004-12-31 5803 2005-12-31 8120 2006-12-31 10433 2007-12-31 9333 2008-12-31 6248 2009-12-31 8607 2010-12-31 11858 2011-12-31 7571 2012-12-31 3002 2013-12-31 2837 2014-12-31 2868 2015-12-31 4010 2016-12-31 4359 2017-12-31 4865 2018-12-31 5970 2019-12-31 6156 2020-12-31 7341 2021-12-31 7017 2022-12-31 5637 2023-12-31 5573