Answer distribution
1.1.2019-20.9.2020Year 2021Year 2020Year 2019Year 2018Year 2017Year 2016Year 2015Year 2014Year 2013Year 2012
113.120.014.212.512.013.200000
269.777.171.269.770.970.400000
37.82.97.67.87.37.900000
46.70.04.27.57.77.100000
51.70.00.81.91.30.900000

Choices for answers

  1. Never (value when calculating levels: -2.0)
  2. In some lessons (value when calculating levels: -1.0)
  3. In about half of lessons (value when calculating levels: 0.0)
  4. In most of lessons (value when calculating levels: 1.0)
  5. In almost every lesson (value when calculating levels: 2.0)