Answer distribution
1.1.2018-26.6.2019Year 2019Year 2018Year 2017Year 2016Year 2015Year 2014Year 2013Year 2012
149.646.050.651.300000
241.643.940.839.400000
33.03.23.13.400000
43.94.53.83.900000
51.31.71.21.700000

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)