Year Sterling (millions) 1997-12-31 4321 1998-12-31 4774 1999-12-31 4913 2000-12-31 5438 2001-12-31 4800 2002-12-31 4307 2003-12-31 4270 2004-12-31 4350 2005-12-31 4896 2006-12-31 4876 2007-12-31 4574 2008-12-31 4354 2009-12-31 4164 2010-12-31 3779 2011-12-31 1628 2012-12-31 1712 2013-12-31 1980 2014-12-31 2031 2015-12-31 1816 2016-12-31 1842 2017-12-31 1785 2018-12-31 1712 2019-12-31 1622 2020-12-31 1601 2021-12-31 1610 2022-12-31 1687 2023-12-31 1279