Quarter Sterling (millions) 1997-12-31 10645 1998-03-31 10812 1998-06-30 11926 1998-09-30 11974 1998-12-31 10690 1999-03-31 12652 1999-06-30 14599 1999-09-30 12137 1999-12-31 14475 2000-03-31 14323 2000-06-30 15725 2000-09-30 18438 2000-12-31 16691 2001-03-31 18046 2001-06-30 19758 2001-09-30 16854 2001-12-31 17836 2002-03-31 16173 2002-06-30 17405 2002-09-30 19347 2002-12-31 18807 2003-03-31 18013 2003-06-30 18756 2003-09-30 19391 2003-12-31 19539 2004-03-31 19490 2004-06-30 20601 2004-09-30 19453 2004-12-31 18865 2005-03-31 21396 2005-06-30 19444 2005-09-30 18251 2005-12-31 18275 2006-03-31 20740 2006-06-30 20877 2006-09-30 20264 2006-12-31 20352 2007-03-31 23043 2007-06-30 25401 2007-09-30 23096 2007-12-31 20753 2008-03-31 20511 2008-06-30 21757 2008-09-30 20490 2008-12-31 19347 2009-03-31 18900 2009-06-30 17724 2009-09-30 17999 2009-12-31 17788 2010-03-31 19577 2010-06-30 18775 2010-09-30 20006 2010-12-31 19479 2011-03-31 33044 2011-06-30 33660 2011-09-30 34363 2011-12-31 35280 2012-03-31 36852 2012-06-30 37660 2012-09-30 37060 2012-12-31 38187 2013-03-31 40979 2013-06-30 41227 2013-09-30 40734 2013-12-31 40202 2014-03-31 40226 2014-06-30 40049 2014-09-30 40795 2014-12-31 43135 2015-03-31 43907 2015-06-30 43821 2015-09-30 43064 2015-12-31 44384 2016-03-31 49140 2016-06-30 47054 2016-09-30 46578 2016-12-31 47132 2017-03-31 49649 2017-06-30 51064 2017-09-30 54895 2017-12-31 55197 2018-03-31 54290 2018-06-30 56626 2018-09-30 58056 2018-12-31 61183 2019-03-31 61316 2019-06-30 59737 2019-09-30 58883 2019-12-31 60643 2020-03-31 68618 2020-06-30 82867 2020-09-30 76097 2020-12-31 82146 2021-03-31 79663 2021-06-30 82689 2021-09-30 85514 2021-12-31 84456 2022-03-31 87149 2022-06-30 88247 2022-09-30 94000 2022-12-31 86364 2023-03-31 84141 2023-06-30 84501 2023-09-30 85019 2023-12-31 84361