This was disclosed by the CBN branch controller Kano state, Abubakar Ameena Pindar to newsmen.
Ameena made the comment during the 2015/2016 Kano bankers dinner and award night ceremony held at Tahir Guest Palace Hotel Kano.
According to her, the statistics recorded when compared to that of last year signified that the trend needs to be nipped in the bud.
She said that needed serious attention and measures were required to stop the ugly trend by all stakeholders in the financial industry.
She therefore requested the cooperation of all financial institutions with the CBN in ensuring that counterfeit currency were mopped out of circulation in the nation.