Answer distribution
1.1.2019-29.10.2020Year 2021Year 2020Year 2019Year 2018Year 2017Year 2016Year 2015Year 2014Year 2013Year 2012
131.30.025.034.337.736.900000
258.50.059.656.951.753.200000
35.40.06.76.06.44.800000
42.7100.03.82.33.84.500000
50.30.01.00.00.40.600000

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)