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Set forth below are line graphs
comparing the yearly cumulative total
stockholders’ return on the company’s
common stock against the yearly cumulative
total return of the S&P Composite
" 500 Stock Index and an index of certain
companies selected by the company as
comparative to the company (the "Peer
Group Index"). The companies selected
to form the Peer Group Index are: Detrex
Corporation; Ferro Corporation; H. B. Fuller
Company; Imperial Chemical Industries PLC;
NL Industries, Inc.; PPG Industries Inc.; Rohm
and Haas Company; The Sherwin-Williams
Company and Valspar Corporation.
The graphs assume that the value of the
investment in the company’s common
stock, the S&P Composite - 500 Stock
Index and respective Peer Group Index was
$100 on May 31, 2002 and May 31, 1997,
respectively, and that all dividends, if any,
were reinvested.
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