CREATE TABLE table_203_444 (id DECIMAL, "week" DECIMAL, "start date" TEXT, "type" TEXT, "tournament" TEXT, "surface" TEXT, "town" TEXT, "country" TEXT, "continent" TEXT, "prize money" TEXT)

who hosted more often , europe or asia ?
SELECT "continent" FROM table_203_444 WHERE "continent" IN ('europe', 'asia') GROUP BY "continent" ORDER BY COUNT(*) DESC LIMIT 1
SELECT "continent" FROM "table_203_444" WHERE "continent" IN ('europe', 'asia') GROUP BY "continent" ORDER BY COUNT(*) DESC NULLS LAST LIMIT 1