CREATE TABLE table_204_98 (id DECIMAL, "year" DECIMAL, "competition" TEXT, "venue" TEXT, "position" TEXT, "event" TEXT, "notes" TEXT)

how many many competitions were held in 2006 ?
SELECT COUNT("competition") FROM table_204_98 WHERE "year" = 2006
SELECT COUNT("competition") FROM "table_204_98" WHERE "year" = 2006