CREATE TABLE table_64590 ("Tournament" TEXT, "2000" TEXT, "1999" TEXT, "1998" TEXT, "1997" TEXT, "1996" TEXT, "1995" TEXT, "1994" TEXT, "1993" TEXT, "1992" TEXT, "1991" TEXT)

What is 1996 during the US Open?
SELECT "1996" FROM table_64590 WHERE "Tournament" = 'us open'
SELECT "1996" FROM "table_64590" WHERE "Tournament" = 'us open'