Answer distribution
1.1.2014-6.8.2020Year 2020Year 2019Year 2018Year 2017Year 2016Year 2015Year 2014Year 2013Year 2012
172.072.167.573.073.500000
219.020.221.219.718.600000
33.02.92.83.41.600000
43.31.93.82.13.900000
52.10.03.81.32.300000

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)