Year Sterling (millions) 1997-12-31 7036 1998-12-31 7132 1999-12-31 8122 2000-12-31 8544 2001-12-31 9701 2002-12-31 10867 2003-12-31 11525 2004-12-31 13182 2005-12-31 14697 2006-12-31 17263 2007-12-31 18604 2008-12-31 17725 2009-12-31 18263 2010-12-31 17439 2011-12-31 23083 2012-12-31 24081 2013-12-31 27066 2014-12-31 30086 2015-12-31 33671 2016-12-31 38202 2017-12-31 44049 2018-12-31 45935 2019-12-31 47637 2020-12-31 60714 2021-12-31 61914 2022-12-31 60117 2023-12-31 59439