Year Sterling (millions) 1997-12-31 1157 1998-12-31 916 1999-12-31 809 2000-12-31 778 2001-12-31 1010 2002-12-31 858 2003-12-31 1395 2004-12-31 579 2005-12-31 516 2006-12-31 512 2007-12-31 576 2008-12-31 1124 2009-12-31 1170 2010-12-31 1586 2011-12-31 2176 2012-12-31 971 2013-12-31 1211 2014-12-31 1600 2015-12-31 1973 2016-12-31 2244 2017-12-31 3007 2018-12-31 6173 2019-12-31 6592 2020-12-31 7571