<ARTICLE> 5
<MULTIPLIER> 1,000
       
                                                                       
<PERIOD-TYPE>                   9-MOS                   6-MOS                   3-MOS
<FISCAL-YEAR-END>                          MAR-29-1998             MAR-29-1998             MAR-29-1998
<PERIOD-START>                             MAR-31-1997             MAR-31-1997             MAR-31-1997
<PERIOD-END>                               DEC-28-1997             SEP-28-1997             JUN-29-1997
<CASH>                                             744                     577                     241
<SECURITIES>                                     8,460                   8,099                   7,850
<RECEIVABLES>                                    1,931                   2,017                   1,947
<ALLOWANCES>                                       625                     711                     596
<INVENTORY>                                        285                     223                     217
<CURRENT-ASSETS>                                11,680                  10,878                  10,332
<PP&E>                                          13,379                  13,214                  12,736
<DEPRECIATION>                                   7,331                   7,082                   6,820
<TOTAL-ASSETS>                                  29,183                  28,659                  27,995
<CURRENT-LIABILITIES>                            6,534                   5,405                   5,371
<BONDS>                                              0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                            47                      47                      47
<OTHER-SE>                                      23,290                  23,036                  22,415
<TOTAL-LIABILITY-AND-EQUITY>                    29,183                  28,659                  27,995
<SALES>                                         18,137                  12,499                   5,907
<TOTAL-REVENUES>                                22,285                  15,480                   7,362
<CGS>                                           10,911                   7,396                   3,503
<TOTAL-COSTS>                                    5,796                   4,004                   1,961
<OTHER-EXPENSES>                                 3,314                   2,223                   1,088
<LOSS-PROVISION>                                    45                      30                      15
<INTEREST-EXPENSE>                                   4                       4                       1
<INCOME-PRETAX>                                  2,215                   1,803                     794
<INCOME-TAX>                                       890                     720                     320
<INCOME-CONTINUING>                              1,325                   1,083                     474
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                     1,325                   1,083                     474
<EPS-PRIMARY>                                     0.28                    0.23                    0.10
<EPS-DILUTED>                                     0.28                    0.23                    0.10