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

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'