The penalties signify the importance of the census, the importance of the tool. They tell Canadians to fill this out. It's in your absolute best interest, just like seat belts and sending your kids to school and all those things.
Evidence of meeting #38 for Status of Women in the 40th Parliament, 3rd session. (The original version is on Parliament’s site, as are the minutes.) The winning word was data.
A recording is available from Parliament.