Year	% of total population ages 15+ (modeled ILO estimate)
1991	55.2798362457915
1992	54.709338652083325
1993	54.45367792341627
1994	54.425465879033354
1995	54.20107649585285
1996	54.30082341855259
1997	54.37692648468923
1998	54.65408904953807
1999	54.943577778127164
2000	55.0381332267763
2001	54.914052977195674
2002	55.25920893839041
2003	55.659999347507146
2004	55.71173509363529
2005	56.08290881350085
2006	56.36277525547915
2007	56.60668636490285
2008	56.869986284503646
2009	56.80716979990185
2010	56.70008813786235
2011	56.7092990315327
2012	56.938532213328756
2013	56.8899739085401
2014	56.801966663033404
2015	56.70979026237435
2016	56.94205892578955
2017	57.002361079360576
2018	57.05512107395604
2019	57.189539489096006
2020	56.205377148304116
2021	56.725445701185855
2022	57.28961835628074
2023	57.60199863293122