Answer distribution
1.1.2014-6.8.2020Year 2020Year 2019Year 2018Year 2017Year 2016Year 2015Year 2014Year 2013Year 2012
126.628.822.728.425.800000
261.960.664.860.663.400000
35.34.86.04.25.400000
43.51.93.74.73.200000
52.21.02.32.11.600000

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)