Figure 3
The x-axis lists years from 2010 to 2018. The left y-axis measures euros from -400 000 to 300 000, and the right y-axis measures ROI from -2.0 to 0.5. The graph includes bars representing investment, savings, and financial outcome, along with a dotted line representing ROI. Key data points include significant investments and savings over the years, with notable financial outcomes and ROI ratios. All values are approximated.A financial sickness absence return from a nine-year comprehensive WHP program investment