1997 Nonemployer Statistics
Professional, Scientific, and Technical Services

District of Columbia
Includes only firms subject to federal income tax. Nonemployers are businesses with no paid employees. Introductory text includes scope and methodology. More detail is available for employers. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.
NAICS
code		 Description All taxable firms Nonemployers Employers
Establish-
ments		 Receipts
($1,000)		 Establish-
ments		 Receipts
($1,000)		 Establish-
ments		 Receipts
($1,000)
54 Professional, scientific, & technical services t 13,706 t 10,767,764 9,946 402,597 3,760 10,365,167
541 Professional, scientific, & technical services t 13,706 t 10,767,764 9,946 402,597 3,760 10,365,167
5411 Legal services 3,039 5,968,623 1,439 88,866 1,600 5,879,757
5412 Accounting, tax return prep, bookkeeping, & payroll services 605 583,097 454 7,726 151 575,371
541211 Offices of certified public accountants N N D D 98 556,382
541213 Tax return preparation services 149 6,365 137 1,302 12 5,063
541214 Payroll services N N D D 16 10,127
541219 Other accounting services 292 8,786 267 4,987 25 3,799
5413-a Architectural, engineering, & related services N N 424 18,701 N N
54131 Architectural services 385 254,970 263 10,985 122 243,985
54132 Landscape architectural services X X 42 1,017 X X
54133 Engineering services 221 259,310 87 5,368 134 253,942
54134 Drafting services 21 N 19 1,139 2 D
54135 Building inspection services N N D D 1 D
54136 Geophysical surveying & mapping services N N D D N N
54137 Surveying & mapping (except geophysical) services N N D D 1 D
5414 Specialized design services 435 133,512 292 12,019 143 121,493
5415 Computer systems design & related services 786 521,180 491 16,165 295 505,015
5416 Management, scientific, & technical consulting services 4,015 1,966,592 3,248 114,787 767 1,851,805
5417 Scientific research & development services 187 164,532 106 2,160 81 162,372
5418 Advertising & related services 605 623,786 232 12,250 373 611,536
5419 Other professional, scientific, & technical services t 3,349 t 287,278 3,260 129,923 89 157,355
54191 Marketing research & public opinion polling 200 140,970 153 5,450 47 135,520
54192 Photographic services 240 13,693 211 6,342 29 7,351
54193 Translation & interpretation services 180 7,456 176 5,074 4 2,382
54194 Veterinary services X X 11 619 X X
54199 All other professional, scientific, & technical services 2,718 124,540 2,709 112,438 9 12,102
D Withheld to avoid disclosure;   N Not available; S Withheld because data do not meet publication standards;   W Wholesale receipts for nonemployers are not comparable to wholesale sales for employers;   X Industry not in scope of Economic Census for employers;   t Total does not include employer data for out-of-scope industries;   r revised subsequent to initial publication

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Source: 1997 Economic Census:   Nonemployer Statistics and Geographic Area Series (for employers)

Last modified: 1/17/02   Questions?