CREATE TABLE table_6515 ("Year" FLOAT, "Class" CLOB, "Team" CLOB, "Points" FLOAT, "Rank" CLOB, "Wins" FLOAT)

What earliest year with points larger than 68 and a rank of 7th?
SELECT MIN("Year") FROM table_6515 WHERE "Points" > '68' AND "Rank" = '7th'
SELECT MIN("Year") FROM "table_6515" WHERE "Points" > '68' AND "Rank" = '7th'