Year Sterling (millions) 1997-12-31 6058 1998-12-31 6665 1999-12-31 6382 2000-12-31 6307 2001-12-31 6809 2002-12-31 7672 2003-12-31 8461 2004-12-31 9546 2005-12-31 10617 2006-12-31 11685 2007-12-31 13653 2008-12-31 14525 2009-12-31 15287 2010-12-31 15901 2011-12-31 16613 2012-12-31 17731 2013-12-31 16720 2014-12-31 19580 2015-12-31 20371 2016-12-31 22195 2017-12-31 22701 2018-12-31 23663 2019-12-31 25470 2020-12-31 32365 2021-12-31 36458 2022-12-31 35570 2023-12-31 34846