Database: financial
Question: For the client whose loan was approved first in 1993/7/5, what is the increase rate of his/her account balance from 1993/3/22 to 1998/12/27?
SQL: SELECT CAST((SUM(IIF(T3.date = '1998-12-27', T3.balance, 0)) - SUM(IIF(T3.date = '1993-03-22', T3.balance, 0))) AS REAL) * 100 / SUM(IIF(T3.date = '1993-03-22', T3.balance, 0)) FROM loan AS T1 INNER JOIN account AS T2 ON T1.account_id = T2.account_id INNER JOIN trans AS T3 ON T3.account_id = T2.account_id WHERE T1.date = '1993-07-05'