Year	% of people ages 15 and above
1994	95.7228012084961
1995	95.8566818237305
1996	96.0199432373047
1997	96.1466827392578
1998	96.2917022705078
1999	96.404541015625
2000	96.4940719604492
2001	96.5860977172852
2002	96.7673721313477
2003	96.8662490844727
2004	96.9480819702148
2005	97.1132431030273
2006	97.1411590576172
2007	97.2418212890625
2008	97.3537673950195
2009	97.4136810302734
2010	97.7472763061523
2011	97.8842086791992
2012	97.9875411987305
2013	98.0536727905273
2014	98.0961380004883
2015	98.1386489868164
2016	98.2315368652344
2017	98.2793731689453
2018	98.3964080810547
2019	98.4332809448242
2020	98.5048294067383
2021	98.5237731933594
2022	98.5410614013672