Year Sterling (millions) 1997-12-31 16579 1998-12-31 10271 1999-12-31 9483 2000-12-31 27046 2001-12-31 16875 2002-12-31 13829 2003-12-31 15632 2004-12-31 16753 2005-12-31 17433 2006-12-31 22260 2007-12-31 25895 2008-12-31 54071 2009-12-31 58082 2010-12-31 31655 2011-12-31 30286 2012-12-31 35184 2013-12-31 33967 2014-12-31 32075 2015-12-31 34745 2016-12-31 32087 2017-12-31 34264 2018-12-31 27861 2019-12-31 35009 2020-12-31 34131 2021-12-31 39043 2022-12-31 37405 2023-12-31 34335