Premier Bank Kenya Limited recorded the lowest rates, starting at 2.57% in July, and gradually increasing to 3.99% by December.
Standard Chartered Bank Kenya Limited follows with rates ranging from 2.58% to 3.00%.
Other banks, like Access Bank (Kenya) PLC and Family Bank Limited, show slightly higher rates, with Family Bank ranging between 7.11% and 7.21% over the six-month period.
Consolidated Bank of Kenya Limited had the most competitive rates in this category, staying steady at around 7.30%.