Quarter Sterling (millions) 2004-03-31 236 2004-06-30 248 2004-09-30 277 2004-12-31 279 2005-03-31 265 2005-06-30 280 2005-09-30 282 2005-12-31 174 2006-03-31 98 2006-06-30 104 2006-09-30 109 2006-12-31 112 2007-03-31 112 2007-06-30 121 2007-09-30 127 2007-12-31 132 2008-03-31 126 2008-06-30 131 2008-09-30 150 2008-12-31 138 2009-03-31 140 2009-06-30 99 2009-09-30 98 2009-12-31 100 2010-03-31 74 2010-06-30 80 2010-09-30 79 2010-12-31 82 2011-03-31 80 2011-06-30 81 2011-09-30 89 2011-12-31 88 2012-03-31 87 2012-06-30 86 2012-09-30 85 2012-12-31 86 2013-03-31 85 2013-06-30 83 2013-09-30 82 2013-12-31 80 2014-03-31 78 2014-06-30 78 2014-09-30 81 2014-12-31 90 2015-03-31 77 2015-06-30 78 2015-09-30 79 2015-12-31 75 2016-03-31 75 2016-06-30 76 2016-09-30 77 2016-12-31 77 2017-03-31 74 2017-06-30 74 2017-09-30 70 2017-12-31 82 2018-03-31 68 2018-06-30 69 2018-09-30 74 2018-12-31 71 2019-03-31 71 2019-06-30 75 2019-09-30 75 2019-12-31 68 2020-03-31 66 2020-06-30 62 2020-09-30 61 2020-12-31 60 2021-03-31 58 2021-06-30 57 2021-09-30 57 2021-12-31 55 2022-03-31 50 2022-06-30 57 2022-09-30 60 2022-12-31 69