I would simply add that some of these issues are clearly on the upswing, for instance the issues regarding the children of exogamous couples who did not learn French as a mother tongue. Some of these people who went to French schools and are beginning to have their own families send their children to French school. They are not included in the census. There are some of these reasons why more and more people are coming into the system.
On February 7th, 2017. See this statement in context.