−6−4−202468101214161820222426283032IT 2012IIIT 2012IT 2013IIIT 2013IT 2014IIIT 2014IT 2015IIIT 2015IT 2016IIIT 2016IT 2017IIIT 2017IT 2018IIIT 2018IT 2019
Sales
Benefit
Benefit
Sales
Source: own development