CREATE TABLE table_24442 ("Day" TEXT, "Stage" TEXT, "Time  ( CET ) " TEXT, "Name" TEXT, "Length" TEXT, "Winner" TEXT, "Time" TEXT, "Avg. spd." TEXT, "Rally leader" TEXT)

Which days have a stage of ss11?
SELECT "Day" FROM table_24442 WHERE "Stage" = 'SS11'
SELECT "Day" FROM "table_24442" WHERE "Stage" = 'SS11'