Answer distribution
1.1.2019-20.9.2020Year 2021Year 2020Year 2019Year 2018Year 2017Year 2016Year 2015Year 2014Year 2013Year 2012
189.187.278.692.991.692.100000
24.97.75.14.65.64.600000
35.15.113.82.02.52.800000

Choices for answers

  1. No (value when calculating levels: -2.0)
  2. Yes, but only only lesson-like (value when calculating levels: 0.0)
  3. Yes, interactively with students (value when calculating levels: 2.0)