CREATE TABLE table_26334 ("Year" FLOAT, "Division" FLOAT, "League" CLOB, "Regular Season" CLOB, "Playoffs" CLOB, "Open Cup" CLOB, "Avg. Attendance" FLOAT)

When was the average attendance 789?
SELECT MIN("Year") FROM table_26334 WHERE "Avg. Attendance" = '789'
SELECT MIN("Year") FROM "table_26334" WHERE "Avg. Attendance" = '789'