CREATE TABLE table_204_335 (id DECIMAL, "outcome" TEXT, "no." DECIMAL, "date" DECIMAL, "tournament" TEXT, "surface" TEXT, "partner" TEXT, "opponents in the final" TEXT, "score in the final" TEXT)

comparing 1971 and 1972 , which year has the most won matches by osborne ?
SELECT "date" FROM table_204_335 WHERE "date" IN (1971, 1972) AND "outcome" = 'winner' GROUP BY "date" ORDER BY COUNT(*) DESC LIMIT 1
SELECT "date" FROM "table_204_335" WHERE "date" IN (1971, 1972) AND "outcome" = 'winner' GROUP BY "date" ORDER BY COUNT(*) DESC NULLS LAST LIMIT 1