CBP data indicates that there are more establishments categorized as retail trade businesses with between 250 and 499 employees in Washington than in any other category.
The following table shows how many truck transportation businesses with between 250 and 499 employees were in Washington during the period from 2012 to 2016.
Truck transportation businesses with between 250 and 499 employees in Washington (2012-2016)
Year
Total businesses
2012
111,763
2013
112,849
2014
116,429
2015
121,653
2016
124,320