Hi, can anyone help me figure out why the first two lines below consolidate on import into BankRec and the third and fourth remain separate?

Date, BankRef, CustNam, GL Acc, GL Dep, ChqNum, Amt
6/1/2011, 6 11115, BO-128432/100134, 100134, 201, BO-128432, 2100
6/1/2011, 6 11116, BO-128432/100130, 100130, 201, BO-128432, 13207.28
6/1/2011, 6 11124, BO-128432/100131, 100131, 201, BO-128432, 987.9
6/1/2011, 6 11131, BO-128432/100132, 100132, 201, BO-128432, 1063.16


Thnx.