1
                                        Filed pursuant to Rule 424(b)(3) and (c)
                                                   Registration Number 333-54192

                                  May 1, 2001

PROSPECTUS SUPPLEMENT
(to prospectus dated March 27, 2001 and to the prospectus supplements dated
April 10, 2001 and April 17, 2001)

                                  $150,000,000

                                 [PROVINCE LOGO]

                 4 1/2% CONVERTIBLE SUBORDINATED NOTES DUE 2005
                                   ----------

         This prospectus supplement supplements our prospectus dated March 27,
2001 and our prospectus supplements dated April 10, 2001 and April 17, 2001
relating to the sale by certain of our securityholders or by their transferees,
pledgees, donees or other successors of up to $150,000,000 principal amount at
maturity of our 4 1/2% Convertible Subordinated Notes due 2005 and the shares of
our common stock issuable upon their conversion. You should read this supplement
in conjunction with the prospectus and the previous supplements. This supplement
is qualified by reference to the prospectus and the previous supplements, except
to the extent the information in this supplement supersedes the information
contained in the prospectus and the previous supplements.

                             Selling Securityholders

         The following table provides information regarding the principal amount
at maturity of notes owned beneficially by certain of our selling
securityholders, the percentage of outstanding notes held by such
securityholders, and the number of shares of our common stock each
securityholder would own beneficially upon conversion of its entire principal
amount of notes.

         The table below supplements or amends the table of securityholders
contained on pages 42 through 44 of the prospectus and the previous supplements.
Accordingly, the information contained in the table supersedes the information
in the prospectus and the previous supplements with respect to each
securityholder listed below. This information was furnished to us by the listed
securityholders on or before May 1, 2001. Because selling securityholders may at
any time trade all or some of the notes listed without providing notice of such
transactions to us, the table below may not reflect the exact value of notes
held by each selling securityholder on the date hereof.



                                                                                      Percentage of              Number of Shares
                                                  Principal Amount of Notes               Notes                  of Common Stock
         Name of Selling Securityholder              Owned and Offered                 Outstanding               That May be Sold
         ------------------------------           -------------------------           -------------              ----------------
                                                                                                        
Onex Industrial Partners Limited................         $4,360,000                        2.91%                      109,913
Pebble Capital, Inc.............................          1,790,000                        1.19                        45,125
Silvercreek Limited Partnership.................          2,313,000                        1.54                        58,309
Silvercreek II Limited..........................          5,037,000                        3.36                       126,980