Year Sterling (millions) 2011-12-31 106781 2012-12-31 133924 2013-12-31 131231 2014-12-31 132940 2015-12-31 121444 2016-12-31 138410 2017-12-31 178011 2018-12-31 196184 2019-12-31 191915 2020-12-31 185532 2021-12-31 213090 2022-12-31 222282 2023-12-31 129509