The latest year covered in the tables and graphs is 1998. Specifically, the tables examine the product composition of exports and identify the countries which are principal export markets. The results should be of interest to businesses and export assistance agencies who want to understand which sectors represent areas of relative strength within the state or MSA in terms of export potential and which countries are likely to be the most promising foreign markets. Most of the national data, on the other hand, is provided directly by the U.S. Department of Commerce, Bureau of the Census. The Pittsurgh and Philadelphia data are drawn from Commerce's Export Location Series .
Various errors can appear on the SEDs.
However, such disaggregation at the state or MSA level would, in the judgment of the Census Bureau, result in possible disclosures of the export activity of individual establishments. Owing to data limitations, this study largely concentrates on the export of tangible products. However, some data on the export of services are available at the national level, based on survey data. Share of United States Exports in 1998 3a.