Database: financial
Question: What percentage of male clients request for weekly statements to be issued?
SQL: SELECT CAST(SUM(T1.gender = 'M') AS REAL) * 100 / COUNT(T1.client_id) FROM client AS T1 INNER JOIN district AS T3 ON T1.district_id = T3.district_id INNER JOIN account AS T2 ON T2.district_id = T3.district_id INNER JOIN disp as T4 on T1.client_id = T4.client_id AND T2.account_id = T4.account_id WHERE T2.frequency = 'POPLATEK TYDNE'