CREATE TABLE table_42050 ("Outcome" CLOB, "Year" CLOB, "Surface" CLOB, "Opponent" CLOB, "Score" CLOB)

What year was the match were xavier malisse was the runner-up against lleyton hewitt?
SELECT "Year" FROM table_42050 WHERE "Outcome" = 'runner-up' AND "Opponent" = 'lleyton hewitt'
SELECT "Year" FROM "table_42050" WHERE "Opponent" = 'lleyton hewitt' AND "Outcome" = 'runner-up'