Year	% of relevant age group
1971	33.8157691955566
1981	52.363151550293
1994	62.3213882446289
1999	73.276123046875
2000	78.3414611816406
2002	91.7170791625977
2004	88.1438598632812
2006	85.86181640625
2007	92.8184280395508
2009	93.9997482299805
2010	92.8501586914062
2011	93.000617980957
2012	93.4557189941406
2013	94.1746978759766
2014	95.2857208251953
2015	99.6948928833008
2016	99.4304962158203
2017	96.0952301025391
2018	93.7769317626953
2019	93.9661712646484
2020	97.0056610107422
2021	87.7265167236328
2022	89.4886322021484