The Flemish Indicatorbook contains the policy indicators that shed a light on the Flemish potential in terms of science, technology and innovation. The Indicatorbook is being published every two years since 1999, coordinated by the Interuniversity Centre for Research and Development Monitoring (ECOOM). 
From 2017 on it is published via an online platform, which can be consulted here (Only available in Dutch):

Consult the Flemish Indicatorbook here