Year	Sterling (millions)
2004-12-31	17776
2005-12-31	22396
2006-12-31	27112
2007-12-31	34721
2008-12-31	36891
2009-12-31	27359
2010-12-31	21149
2011-12-31	18604
2012-12-31	14087
2013-12-31	10940
2014-12-31	8777
2015-12-31	7797
2016-12-31	8075
2017-12-31	9073
2018-12-31	9680