CREATE TABLE table_45390 ("Year" FLOAT, "Champion" TEXT, "Runner-Up" TEXT, "Result" TEXT, "Date" TEXT, "Venue" TEXT, "Attendance" TEXT)

What year had an attendance of 90,000?
SELECT "Year" FROM table_45390 WHERE "Attendance" = '90,000'
SELECT "Year" FROM "table_45390" WHERE "Attendance" = '90,000'