Year Sterling (millions) 1997-12-31 12059 1998-12-31 13862 1999-12-31 15770 2000-12-31 14083 2001-12-31 13402 2002-12-31 11065 2003-12-31 7293 2004-12-31 6950 2005-12-31 7053 2006-12-31 6466 2007-12-31 6746 2008-12-31 7449 2009-12-31 6054 2010-12-31 6464 2011-12-31 6156 2012-12-31 5790 2013-12-31 5383 2014-12-31 4991 2015-12-31 5219 2016-12-31 6285 2017-12-31 5822 2018-12-31 6435 2019-12-31 6670 2020-12-31 7462 2021-12-31 7362 2022-12-31 8326 2023-12-31 8451