Year	World Bank (% of population)
2009	22.6
2010	22.1
2011	21.8
2012	24.2
2013	22.3
2014	21.7
2015	24
2016	23.5
2017	22.9
2018	22.6
2019	19.5
2020	18.9
2021	19.4
2022	9