JavaScript chart by amCharts 3.21.15
18.9%
19.56%
20.05%
19.38%
20.11%
18.1%
17%
16.5%
2013.8
2014.8
2015.8
2016.8
2017.8
2018.8
2019.8
2020.8
16.0
16.5
17.0
17.5
18.0
18.5
19.0
19.5
20.0
20.5