Year Sterling (millions) 1997-12-31 4358 1998-12-31 4929 1999-12-31 6581 2000-12-31 9783 2001-12-31 8986 2002-12-31 4985 2003-12-31 6633 2004-12-31 8818 2005-12-31 6140 2006-12-31 5647 2007-12-31 19351 2008-12-31 16106 2009-12-31 35465 2010-12-31 25705 2011-12-31 22161 2012-12-31 29051 2013-12-31 19981 2014-12-31 21702 2015-12-31 29093 2016-12-31 18019 2017-12-31 20052 2018-12-31 21203 2019-12-31 24744