SBI apart from MAB fee of rs 1771 cr had earned 42-13 39 cr accounts less about 3 cr account not maintained minimum ie 36 crores. For april-sep min bal was 5000/ considering rural semi urban an avg balance with SBi would be 3000/-. So 36X3000 108000cr was minimum balance and a fixed amount. This fixed amount would have at least earned 6 interest (lending rate >12 ), less Sb interest 4 paid. minimum 2 on 108000cr pocked by SBI. 108000x2/100x7/12 1260 cr. So SBI had pocked in most conservative and simple estimation overall 1771+1260 3031 cr money of SBI account holders
SBI apart from MAB fee of rs 1771 cr had earned 42-13 39 cr accounts less about 3 cr account not maintained minimum ie 36 crores. For april-sep min bal was 5000/ considering rural semi urban an avg balance with SBi would be 3000/-. So 36X3000 108000cr was minimum balance and a fixed amount. This fixed amount would have at least earned 6 interest (lending rate >12 ), less Sb interest 4 paid. minimum 2 on 108000cr pocked by SBI. 108000x2/100x7/12 1260 cr. So SBI had pocked in most conservative and simple estimation overall 1771+1260 3031 cr money of SBI account holders