The following table shows how many mining, quarrying, oil and gas extraction businesses with between 20 and 49 employees were in Mountrail County zip codes during the period from 2012 to 2016.
Mining, quarrying, oil and gas extraction businesses with between 20 and 49 employees in Mountrail County (2012-2016)
Year
Total businesses
2012
4
2013
4
2014
8
2015
9
2016
11