<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM SECOND
QUARTER 10-Q AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CURRENCY> CANADIAN DOLLARS
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               JUN-30-1997
<EXCHANGE-RATE>                                 0.7287
<CASH>                                       8,720,838
<SECURITIES>                                         0
<RECEIVABLES>                                2,896,056
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                            11,742,216
<PP&E>                                      34,804,435
<DEPRECIATION>                              14,589,171
<TOTAL-ASSETS>                              33,421,251
<CURRENT-LIABILITIES>                        1,564,127
<BONDS>                                        138,050
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                    31,431,124
<OTHER-SE>                                      87,445
<TOTAL-LIABILITY-AND-EQUITY>                33,421,251
<SALES>                                      4,525,682
<TOTAL-REVENUES>                             5,338,304
<CGS>                                        1,850,395
<TOTAL-COSTS>                                4,457,194
<OTHER-EXPENSES>                               215,398
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             143,244
<INCOME-PRETAX>                                665,712
<INCOME-TAX>                                   260,000
<INCOME-CONTINUING>                            405,712
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   405,712
<EPS-PRIMARY>                                     0.04
<EPS-DILUTED>                                     0.04