CREATE TABLE table_204_245 (id DECIMAL, "#" DECIMAL, "wrestlers" TEXT, "reign" DECIMAL, "date" TEXT, "days\ held" DECIMAL, "location" TEXT, "event" TEXT, "notes" TEXT)

how many events were held in 2011
SELECT COUNT("event") FROM table_204_245 WHERE "date" = 2011
SELECT COUNT("event") FROM "table_204_245" WHERE "date" = 2011