Year Sterling (millions) 1997-12-31 495 1998-12-31 464 1999-12-31 104 2000-12-31 71 2001-12-31 63 2002-12-31 296 2003-12-31 232 2004-12-31 169 2005-12-31 584 2006-12-31 650 2007-12-31 919 2008-12-31 1247 2009-12-31 1608 2010-12-31 4128 2011-12-31 4790 2012-12-31 6325 2013-12-31 6326 2014-12-31 6252 2015-12-31 5344 2016-12-31 5915 2017-12-31 6465 2018-12-31 8220 2019-12-31 9718