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By comparison , these new thin film batteries because of their extremely low intrinsic leakage current have only a 1 % discharge rate per year ; can operate up to 120oC ; can be recharged from a full discharge up to 90 % of capacity within 2 minutes and 96 % in 5 minutes ; and can be recycled more than 90,000 full cycles at 100 % depth of charge . By comparison , Minnesota , with a population smaller than Wisconsin ’ s , generates an additional $ 20 billion in income each year . By comparison , parents and teachers much preferred a combination of pharmacological and behavioral treatment and behavioral treatment alone . By comparison , the flash disk is unaffected by utilization because it does not copy data within the flash .