CREATE TABLE table_64271 ("Period" CLOB, "Internet Explorer" CLOB, "Chrome" CLOB, "Firefox" CLOB, "Safari" CLOB, "Opera" CLOB, "Other Mozilla" CLOB)

What period has 0.25% as the other mozilla?
SELECT "Period" FROM table_64271 WHERE "Other Mozilla" = '0.25%'
SELECT "Period" FROM "table_64271" WHERE "Other Mozilla" = '0.25%'