Year Sterling (millions) 1997-12-31 25725 1998-12-31 21206 1999-12-31 26559 2000-12-31 32958 2001-12-31 29751 2002-12-31 35961 2003-12-31 34370 2004-12-31 28676 2005-12-31 26062 2006-12-31 32882 2007-12-31 28166 2008-12-31 32795 2009-12-31 30632 2010-12-31 29470 2011-12-31 36770 2012-12-31 33365 2013-12-31 34851 2014-12-31 34078 2015-12-31 40876 2016-12-31 33440 2017-12-31 35049 2018-12-31 36397 2019-12-31 38781 2020-12-31 46457 2021-12-31 45087 2022-12-31 49547 2023-12-31 48603