Year	% of people ages 15 and above
1999	98.7918014526367
2007	99.5931930541992
2009	99.7598419189453
2010	99.7711410522461
2011	99.7786331176758
2012	99.7757720947266
2013	99.7893600463867
2014	99.7889862060547
2015	99.7880630493164
2016	99.7900619506836
2017	99.7912292480469
2019	99.7959823608398
2023	99.7825622558594