<prompt> Translate the following text to SwahiliAs the balance in the account goes up, the interest rate goes up as well, to a high- water mark of 1.98 percent for accounts with balances of 250,000 or more.  <response>: Kwa kuwa hesabu ya akaunti inaongezeka, kiwango cha riba huongezeka pia, hadi kiwango cha juu cha maji cha 1.98 kwa akaunti zilizo na hesabu ya 250,000 au zaidi. 