Quarter Sterling (millions), Seasonally adjusted 1997-12-31 872 1998-03-31 966 1998-06-30 1032 1998-09-30 1102 1998-12-31 1332 1999-03-31 1676 1999-06-30 1810 1999-09-30 2069 1999-12-31 2134 2000-03-31 1977 2000-06-30 2261 2000-09-30 2412 2000-12-31 2441 2001-03-31 3041 2001-06-30 3443 2001-09-30 3667 2001-12-31 4088 2002-03-31 4358 2002-06-30 5104 2002-09-30 5782 2002-12-31 6690 2003-03-31 6861 2003-06-30 7174 2003-09-30 7974 2003-12-31 8229 2004-03-31 7683 2004-06-30 7418 2004-09-30 6764 2004-12-31 5858 2005-03-31 5996 2005-06-30 6118 2005-09-30 5989 2005-12-31 6273 2006-03-31 6272 2006-06-30 6356 2006-09-30 6706 2006-12-31 6933 2007-03-31 6801 2007-06-30 6833 2007-09-30 6296 2007-12-31 5681 2008-03-31 5382 2008-06-30 4234 2008-09-30 3441 2008-12-31 2757 2009-03-31 2793 2009-06-30 2521 2009-09-30 2419 2009-12-31 2371 2010-03-31 2037 2010-06-30 2105 2010-09-30 1960 2010-12-31 1842 2011-03-31 1786 2011-06-30 1772 2011-09-30 1816 2011-12-31 1843 2012-03-31 1766 2012-06-30 1754 2012-09-30 1749 2012-12-31 1611 2013-03-31 1526 2013-06-30 1528 2013-09-30 1655 2013-12-31 1900 2014-03-31 1953 2014-06-30 1651 2014-09-30 1657 2014-12-31 1673 2015-03-31 1800 2015-06-30 2060 2015-09-30 2091 2015-12-31 1988 2016-03-31 2100 2016-06-30 2003 2016-09-30 2037 2016-12-31 2219 2017-03-31 2292 2017-06-30 2462 2017-09-30 2411 2017-12-31 2163 2018-03-31 2113 2018-06-30 2025 2018-09-30 2063 2018-12-31 2115 2019-03-31 2202 2019-06-30 2149 2019-09-30 2077 2019-12-31 2133