National Occupational Classifcation, it's essantially a numeric based system that classifys occupations in Canada. 6261. It varies, some police departments don't even have a minimum education requirement, while most seem to require only a high school diploma. "Job openings: turnover plus new jobs due to below average growth in occupation
in Alberta 2012-2016." It's important as it will outline how that specific career is doing in regards to whether or not it is a dieing industry for example, or if there is or will be job openings.