0000875357-00-000008 10-Q 2 20000331 20000515 BOK FINANCIAL CORP ET AL 0000875357 6021 731373454 OK 1231 10-Q 34 000-19341 634049 BANK OF OKLAHOMA TOWER PO BOX 2300 TULSA OK 74192 9185886416 BANK OF OKLAHOMA TOWER P O BOX 2300 TULSA OK 74192 10-Q 1 000087535700000008-001-seq1-10-q.txt MARCH 31, 2000 QUARTERLY FINANCIAL STATEMENTS EX-27 2 000087535700000008-002-seq2-ex-27.txt FINANCIAL DATA SCHEDUEL