CREATE TABLE table_204_721 (id DECIMAL, "rank" DECIMAL, "wrestler" TEXT, "no. of reigns" DECIMAL, "combined\ defenses" DECIMAL, "combined\ days" DECIMAL)

how many wrestlers have at least 2 number of reigns ?
SELECT COUNT("wrestler") FROM table_204_721 WHERE "no. of reigns" >= 2
SELECT COUNT("wrestler") FROM "table_204_721" WHERE "no. of reigns" >= 2