CREATE TABLE table_203_558 (id NUMBER, "election" NUMBER, "number of\ popular votes" NUMBER, "% of\ popular votes" NUMBER, "total\ elected seats" CLOB, "+/-" NUMBER)

which election was the first to reach over 40 % of the popular vote ?
SELECT MIN("election") FROM table_203_558 WHERE "% of\npopular votes" > 40
SELECT MIN("election") FROM "table_203_558" WHERE "% of\npopular votes" > 40