CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Whitman County zip codes than in any other category.
The following table shows how many transportation and warehousing businesses with between one and four employees were in Whitman County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Whitman County (2012-2016)
Year
Total businesses
2012
19
2013
19
2014
21
2015
16
2016
19