Year % (cumulative) 2003 13.6197099685669 2008 17.339879989624 2010 19.9716091156006 2015 27.1653709411621 2017 25.6989860534668 2018 25.6990280151367 2019 25.6990852355957 2021 25.6907081604004 2022 25.8550052642822