CREATE TABLE table_46889 ("Rank" FLOAT, "Water park" TEXT, "Location" TEXT, "2011" FLOAT, "2012" FLOAT)

what is 2011 when the rank is less than 8 and the water park is ocean world?
SELECT SUM("2011") FROM table_46889 WHERE "Rank" < '8' AND "Water park" = 'ocean world'
SELECT SUM("2011") FROM "table_46889" WHERE "Rank" < '8' AND "Water park" = 'ocean world'