Year Sterling (millions) 1997-12-31 690 1998-12-31 948 1999-12-31 1207 2000-12-31 160 2001-12-31 -3400 2002-12-31 -3103 2003-12-31 -9406 2004-12-31 -7273 2005-12-31 -2088 2006-12-31 -5019 2007-12-31 -2413 2008-12-31 5700 2009-12-31 1365 2010-12-31 1228 2011-12-31 2812 2012-12-31 -2906 2013-12-31 4019 2014-12-31 6894 2015-12-31 -3652 2016-12-31 4965 2017-12-31 -8525 2018-12-31 7449 2019-12-31 -9801