The number of secondary schools offering the subject of computer science is decreasing.

There are not enough teachers available to teach this subject.
Consequently, 20% of vacancies will not be filled in the coming years. The Ministry of Education has indicated that it wants to do something about this.

Here is a link from the NOS news on this subject! The item starts at 17.05 min of the broadcast.
https://www.npo.nl/nos-journaal/30-01-2017/POW_03375537