Quarter Sterling, Seasonally adjusted 1997-12-31 63368.7 1998-03-31 66808.2 1998-06-30 72136.4 1998-09-30 80259.7 1998-12-31 94789.6 1999-03-31 112334.8 1999-06-30 121037.7 1999-09-30 127392.4 1999-12-31 124889.1 2000-03-31 113400.2 2000-06-30 128619.6 2000-09-30 147216.8 2000-12-31 150898 2001-03-31 181060.7 2001-06-30 196095.1 2001-09-30 206259.3 2001-12-31 222893.5 2002-03-31 234348.3 2002-06-30 254336.7 2002-09-30 272252.7 2002-12-31 314411.5 2003-03-31 327417.2 2003-06-30 335429.1 2003-09-30 353032.7 2003-12-31 345991.4 2004-03-31 315864.4 2004-06-30 300363.8 2004-09-30 280480.4 2004-12-31 238720.8 2005-03-31 236840.2 2005-06-30 239397 2005-09-30 232150.7 2005-12-31 238751.3 2006-03-31 225409.2 2006-06-30 223824.9 2006-09-30 227155.1 2006-12-31 235699.3 2007-03-31 226616.5 2007-06-30 218743.1 2007-09-30 201091.1 2007-12-31 176780.1 2008-03-31 167855.9 2008-06-30 136793.5 2008-09-30 118046.5 2008-12-31 96289.9 2009-03-31 96172.1 2009-06-30 86864 2009-09-30 81824.6 2009-12-31 81751.4 2010-03-31 75230.7 2010-06-30 75017.2 2010-09-30 71810.3 2010-12-31 64691.3 2011-03-31 61340.6 2011-06-30 61058.3 2011-09-30 62791.8 2011-12-31 61577.8 2012-03-31 57076.3 2012-06-30 51549.3 2012-09-30 47434.6 2012-12-31 43430.8 2013-03-31 39951 2013-06-30 39256.6 2013-09-30 38932.1 2013-12-31 39527 2014-03-31 38692.9 2014-06-30 31142.2 2014-09-30 30156.3 2014-12-31 28682.3 2015-03-31 28580.1 2015-06-30 33441 2015-09-30 35695.6 2015-12-31 37407.8 2016-03-31 38879.6 2016-06-30 39234.5 2016-09-30 38695.6 2016-12-31 41178.1 2017-03-31 41979.3 2017-06-30 41383.1 2017-09-30 42440.9 2017-12-31 42033.7 2018-03-31 41728 2018-06-30 41006.2 2018-09-30 45024.8 2018-12-31 41847.7 2019-03-31 44307.8 2019-06-30 43612.5 2019-09-30 42698 2019-12-31 42505.9 2020-03-31 41172.3 2020-06-30 20227 2020-09-30 33885.4 2020-12-31 40575.6 2021-03-31 42034.8 2021-06-30 40825 2021-09-30 39372.8 2021-12-31 44693.5 2022-03-31 50108.7 2022-06-30 42923.8 2022-09-30 40891.7 2022-12-31 26669.1 2023-03-31 22170.9 2023-06-30 25963.3 2023-09-30 21267.8 2023-12-31 21055