Year Sterling (millions) 1998-12-31 949 1999-12-31 1108 2000-12-31 1172 2001-12-31 1490 2002-12-31 1319 2003-12-31 1345 2004-12-31 1379 2005-12-31 1773 2006-12-31 2282 2007-12-31 2397 2008-12-31 1910 2009-12-31 2544 2010-12-31 2552 2011-12-31 2361 2012-12-31 2419