Year Sterling (millions) 2008-12-31 210 2009-12-31 3036 2010-12-31 2698 2011-12-31 3560 2012-12-31 2525 2013-12-31 2465 2014-12-31 2586 2015-12-31 1115 2016-12-31 713 2017-12-31 353 2018-12-31 199 2019-12-31 164 2020-12-31 74 2021-12-31 325 2022-12-31 197