"DE, MD, MN excel. [i.e. DE, MD excl.] part in DC" . "BTS-15-15 DE, MD (excl. part in DC)" . . . "Contains parts A, B, and C of the statewide 1990 census transportation planning package, a set of special tabulations of census data tailored to meet the data needs of transportation planners. The urban packages contain characteristics of persons, workers, and households for traffic analysis zones, census block groups, or census tracts depending on local preferences." . . . . . . . . "Census data" . . . . "Census transportation planning package. DE, MD, MN excel. [i.e. DE, MD excl.] part in DC urban element" . . . "Databases" . . "Statistics" . "Delaware" . . . . "United States" . . "Maryland" . .