Quarter Sterling (millions) 2004-03-31 3169 2004-06-30 3782 2004-09-30 3097 2004-12-31 3194 2005-03-31 2935 2005-06-30 3254 2005-09-30 3610 2005-12-31 3747 2006-03-31 3801 2006-06-30 3643 2006-09-30 3352 2006-12-31 3401 2007-03-31 3724 2007-06-30 3815 2007-09-30 3418 2007-12-31 4054 2008-03-31 3863 2008-06-30 4296 2008-09-30 4920 2008-12-31 4888 2009-03-31 3640 2009-06-30 3974 2009-09-30 3730 2009-12-31 4190 2010-03-31 3831 2010-06-30 4388 2010-09-30 5093 2010-12-31 5411 2011-03-31 5674 2011-06-30 5302 2011-09-30 6000 2011-12-31 6041 2012-03-31 5583 2012-06-30 5619 2012-09-30 5379 2012-12-31 5683 2013-03-31 5883 2013-06-30 5769 2013-09-30 5514 2013-12-31 6222 2014-03-31 5098 2014-06-30 5590 2014-09-30 5982 2014-12-31 6398 2015-03-31 5815 2015-06-30 5770 2015-09-30 5458 2015-12-31 6066 2016-03-31 6593 2016-06-30 7494 2016-09-30 7693 2016-12-31 8696 2017-03-31 7130 2017-06-30 8429 2017-09-30 8446 2017-12-31 9464 2018-03-31 7908 2018-06-30 8242 2018-09-30 8352 2018-12-31 7800 2019-03-31 8279 2019-06-30 8581 2019-09-30 8288 2019-12-31 8374 2020-03-31 8702 2020-06-30 8861 2020-09-30 8026 2020-12-31 8226 2021-03-31 7880 2021-06-30 7962 2021-09-30 7896 2021-12-31 8708 2022-03-31 8164 2022-06-30 8394 2022-09-30 8758 2022-12-31 9982