CREATE TABLE table_22726 ("Name" TEXT, "Population  ( 2011 ) " FLOAT, "Population  ( 2006 ) " FLOAT, "Change  ( % ) " TEXT, "Land area  ( km\\u00b2 ) " TEXT, "Population density  ( per km\\u00b2 ) " TEXT)

When 6.00 is the land area in kilometers squared what is the highest population of 2011?
SELECT MAX("Population (2011)") FROM table_22726 WHERE "Land area (km\u00b2)" = '6.00'
SELECT MAX("Population (2011)") FROM "table_22726" WHERE "Land area (km\u00b2)" = '6.00'