6.2. In the case of joint borrowers or undivided owners considered as one farmer, the maximum amounts contemplated in section 6 are established by taking into account(1) the balance owing by them on any other loan they have obtained in that capacity or of which they have assumed payment;
(2) the balance owing by each of them on every other loan he has obtained personally or of which he has assumed payment in the same manner; and
(3) the relative share in the balance of any other loan obtained by each of them jointly with any other person or of which he has assumed payment in the same manner.