BARRETT BUSINESS SERVICES, INC.
RESTATED STATEMENT OF CALCULATION OF BASIC
AND DILUTED COMMON SHARES OUTSTANDING
Three Months
Ended
March 31, 1998
--------------
Weighted average number of basic shares outstanding 7,638,922
Stock option plan shares to be issued at prices
ranging from $3.50 to $18.00 per share 585,026
Warrants issued at a price of $4.20 per share 30,000
Less: Assumed purchase at average market price
during the period using proceeds received upon
exercise of options and purchase of stock, and
using tax benefits of compensation due to premature
dispositions (561,037)
---------
Weighted average number of diluted shares outstanding 7,692,911
=========