<PAGE>

Note 6.  Supplemental Cash Flow Information
- -------------------------------------------

     The following cash transactions with respect to interest, including
interest obligations deferred and financed under the Norex debt agreement and
income taxes are included in the determination of net cash provided from (used
in) operating activities for the following fiscal periods:

<TABLE>
<CAPTION>
 
                                           Three Months Ended
                                              December 31,
                                           ------------------  
                                             1993       1992
                                           -------    -------
<S>                                        <C>        <C>
     Interest expense                       $2,385    $ 3,716
     Income tax refunds, net                   (56)       (13)
</TABLE>

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