Quarter Sterling (millions) 1997-09-30 14106 1997-12-31 15219 1998-03-31 16772 1998-06-30 15273 1998-09-30 15208 1998-12-31 15263 1999-03-31 15415 1999-06-30 16264 1999-09-30 16568 1999-12-31 16492 2000-03-31 18624 2000-06-30 21107 2000-09-30 18920 2000-12-31 19681 2001-03-31 20936 2001-06-30 22317 2001-09-30 22069 2001-12-31 21762 2002-03-31 22444 2002-06-30 22831 2002-09-30 23357 2002-12-31 22804 2003-03-31 26133 2003-06-30 26154 2003-09-30 25974 2003-12-31 25601 2004-03-31 26722 2004-06-30 26266 2004-09-30 28802 2004-12-31 30842 2005-03-31 30373 2005-06-30 30773 2005-09-30 31171 2005-12-31 32991 2006-03-31 32822 2006-06-30 33313 2006-09-30 33583 2006-12-31 32487 2007-03-31 32904 2007-06-30 33598 2007-09-30 32599 2007-12-31 34485 2008-03-31 36287 2008-06-30 36649 2008-09-30 36937 2008-12-31 37840 2009-03-31 37991 2009-06-30 37416 2009-09-30 37384 2009-12-31 38110 2010-03-31 37124 2010-06-30 36615 2010-09-30 35421 2010-12-31 34854 2011-03-31 34924 2011-06-30 34029 2011-09-30 33643 2011-12-31 33513 2012-03-31 33840 2012-06-30 33024 2012-09-30 32578 2012-12-31 31859 2013-03-31 31069 2013-06-30 28803 2013-09-30 28611 2013-12-31 29388 2014-03-31 28449 2014-06-30 28120 2014-09-30 28006 2014-12-31 27123 2015-03-31 27135 2015-06-30 28493 2015-09-30 28927 2015-12-31 28780 2016-03-31 29417 2016-06-30 29708 2016-09-30 31165 2016-12-31 31999 2017-03-31 32679 2017-06-30 33339 2017-09-30 32986 2017-12-31 34008 2018-03-31 34078 2018-06-30 34718 2018-09-30 35005 2018-12-31 35498 2019-03-31 35574 2019-06-30 35176 2019-09-30 36427 2019-12-31 35968 2020-03-31 36438 2020-06-30 40790 2020-09-30 40554 2020-12-31 40944 2021-03-31 39965 2021-06-30 39234 2021-09-30 38729 2021-12-31 38662 2022-03-31 38077 2022-06-30 36858 2022-09-30 36609 2022-12-31 35972 2023-03-31 35540 2023-06-30 35174 2023-09-30 35170 2023-12-31 34238