Answer distribution
1.1.2017-18.6.2019Year 2020Year 2019Year 2018Year 2017Year 2016Year 2015Year 2014Year 2013Year 2012
166.976.063.268.267.400000
227.924.028.425.629.900000
33.70.04.23.92.100000
40.00.03.20.00.000000
50.40.01.10.00.000000

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)