CREATE TABLE table_204_381 (id DECIMAL, "sum" DECIMAL, "mongolian" DECIMAL, "population\ ( 2005 ) " DECIMAL, "population\ ( 2008 ) " DECIMAL, "population\ ( 2009 ) " DECIMAL, "area\ km2" DECIMAL, "density\ /km2" DECIMAL, "sum centre\ population" DECIMAL)

what is the number of cities with a population over 10,000 between 2005-2009 ?
SELECT COUNT("sum") FROM table_204_381 WHERE "population\n(2009)" > 10000
SELECT COUNT("sum") FROM "table_204_381" WHERE "population\n(2009)" > 10000