Quarter Sterling (millions) 1997-12-31 20924 1998-03-31 19942 1998-06-30 18820 1998-09-30 19523 1998-12-31 20893 1999-03-31 18891 1999-06-30 19143 1999-09-30 18758 1999-12-31 21911 2000-03-31 19115 2000-06-30 20065 2000-09-30 20008 2000-12-31 22153 2001-03-31 19815 2001-06-30 21129 2001-09-30 21754 2001-12-31 24972 2002-03-31 22488 2002-06-30 22064 2002-09-30 22960 2002-12-31 25622 2003-03-31 22875 2003-06-30 24127 2003-09-30 24859 2003-12-31 27262 2004-03-31 25575 2004-06-30 26636 2004-09-30 26329 2004-12-31 28892 2005-03-31 25327 2005-06-30 25723 2005-09-30 25439 2005-12-31 28901 2006-03-31 25867 2006-06-30 28088 2006-09-30 26700 2006-12-31 29012 2007-03-31 27517 2007-06-30 28316 2007-09-30 28678 2007-12-31 32478 2008-03-31 30764 2008-06-30 28386 2008-09-30 28760 2008-12-31 30494 2009-03-31 28471 2009-06-30 28698 2009-09-30 28971 2009-12-31 32867 2010-03-31 30280 2010-06-30 30346 2010-09-30 30160 2010-12-31 33036 2011-03-31 31476 2011-06-30 31790 2011-09-30 31374 2011-12-31 35518 2012-03-31 32326 2012-06-30 32784 2012-09-30 32565 2012-12-31 37237 2013-03-31 33824 2013-06-30 34598 2013-09-30 35751 2013-12-31 40097 2014-03-31 38015 2014-06-30 38708 2014-09-30 39769 2014-12-31 47135 2015-03-31 44815 2015-06-30 41073 2015-09-30 41975 2015-12-31 47129 2016-03-31 44220 2016-06-30 45552 2016-09-30 47388 2016-12-31 53889 2017-03-31 50168 2017-06-30 53222 2017-09-30 53770 2017-12-31 58121 2018-03-31 53086 2018-06-30 55430 2018-09-30 54495 2018-12-31 61528 2019-03-31 55772 2019-06-30 57233 2019-09-30 59307 2019-12-31 62484 2020-03-31 64620 2020-06-30 83330 2020-09-30 85757 2020-12-31 94068 2021-03-31 84953 2021-06-30 90508 2021-09-30 90669 2021-12-31 91828 2022-03-31 85998 2022-06-30 83065 2022-09-30 80646 2022-12-31 85800 2023-03-31 80385 2023-06-30 80416 2023-09-30 81800 2023-12-31 81561