CREATE TABLE table_11313 ("Missile" TEXT, "Project" TEXT, "Type" TEXT, "Warhead" TEXT, "Payload  ( kg ) " TEXT, "Range  ( km ) " TEXT, "Dimension  ( m ) " TEXT, "Fuel/Stages" TEXT, "Weight  ( kg ) " TEXT, "In service" TEXT)

Tell me the payload that has an In service for 2011
SELECT "Payload (kg)" FROM table_11313 WHERE "In service" = '2011'
SELECT "Payload (kg)" FROM "table_11313" WHERE "In service" = '2011'