Answer distribution
Year 2018Year 2017Year 2016Year 2015Year 2014Year 2013Year 2012
174.475.880.285.4000
22.82.42.31.8000
321.921.116.512.0000

Choices for answers

  1. No (value when calculating levels: -2.0)
  2. I don't know (value when calculating levels: -2.0)
  3. Yes (value when calculating levels: 2.0)

The question affects following sections