CREATE TABLE table_6677 ("Year" FLOAT, "Competition" TEXT, "Venue" TEXT, "Position" TEXT, "Notes" TEXT)

What position did the person finish in with a notes of junior men individual 5.64km?
SELECT "Position" FROM table_6677 WHERE "Notes" = 'junior men individual 5.64km'
SELECT "Position" FROM "table_6677" WHERE "Notes" = 'junior men individual 5.64km'