CREATE TABLE table_990 ("Name" TEXT, "Population  ( 2002 census ) " FLOAT, "Population  ( 2007 estimation ) " FLOAT, "Population  ( 2011 census ) " FLOAT, "Area  ( km\\u00b2 ) " TEXT, "Density  ( pop/km\\u00b2 ) " TEXT)

What is the density in places where the 2011 census gives a population of 5402?
SELECT "Density (pop/km\u00b2)" FROM table_990 WHERE "Population (2011 census)" = '5402'
SELECT "Density (pop/km\u00b2)" FROM "table_990" WHERE "Population (2011 census)" = '5402'