EXHIBIT B
                                   ---------

        Harvard's Transactions for October 31, 2001 - December 31, 2001
        ---------------------------------------------------------------



                            Shares of         Shares of
                            Common            Common         Price
Date of Transaction         Stock Bought      Stock Sold     Per Share
---------------------       ------------      ----------     ---------
                                                    
11/05/01                       1,500                         $7.10
11/06/01                       3,400                         $7.17
11/07/01                       2,800                         $7.33
11/08/01                       6,200                         $7.53
11/28/01                       3,000                         $8.33
12/03/01                       6,200                         $8.27
12/04/01                       1,800                         $8.33
12/04/01                         100                         $8.37
12/05/01                       8,900                         $8.37
12/05/01                       7,100                         $8.40
12/11/01                       2,900                         $8.43
12/12/01                       1,800                         $8.35
12/17/01                      18,400                         $8.38
12/17/01                       9,200                         $8.40
12/18/01                       6,800                         $8.50
12/18/01                      10,600                         $8.48
12/19/01                      10,000                         $8.58
12/20/01                      10,000                         $8.46
12/21/01                       6,000                         $8.39
12/24/01                       3,200                         $8.45
12/26/01                      22,100                         $8.41


                               Page 8 of 8 Pages