CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Travis County zip codes than in any other category.
The following table shows how many mining, quarrying, oil and gas extraction businesses with between one and four employees were in Travis County zip codes during the period from 2012 to 2016.
Mining, quarrying, oil and gas extraction businesses with between one and four employees in Travis County (2012-2016)
Year
Total businesses
2012
84
2013
88
2014
101
2015
87
2016
68