UC92LWP.ABR

ABBREVIATIONS AND SYMBOLS

   We use the following abbreviations and symbols on this CD-ROM:

   -       Represents zero.
   D     Withheld to avoid disclosing data for individual
           companies; data are included in broader kind-of-business
           totals.
   N      Not available.
   S      Withheld because estimates did not meet publication
           standards on the basis of either response rate, associated
           standard error, or a consistency review
   X     Not applicable.
   Z Less than 0.05 percent 
  n.e.c.  Not elsewhere classified.
   pt.     Part.
   r       Revised.
   SIC  Standard Industrial Classification.