CREATE TABLE table_64635 ("Tournament" TEXT, "1989" TEXT, "1990" TEXT, "1991" TEXT, "1992" TEXT, "1993" TEXT, "1994" TEXT, "1995" TEXT, "1996" TEXT, "1997" TEXT, "1998" TEXT, "1999" TEXT, "2000" TEXT, "2001" TEXT, "2002" TEXT, "Career SR" TEXT, "Career Win-Loss" TEXT)

What is the career win-loss for the ATP Masters Series?
SELECT "Career Win-Loss" FROM table_64635 WHERE "1995" = 'atp masters series'
SELECT "Career Win-Loss" FROM "table_64635" WHERE "1995" = 'atp masters series'