Population and Housing Censuses National results Households by size and municipality size Units: households ;Total (household size);1 person;2 persons;3 persons;4 persons;5 persons;6 or more persons; Total (municipality size);18,083,692;4,193,319;5,441,840;3,916,574;3,353,076;857,861;321,022; Less than 101 inhabitants;32,682;12,217;11,281;5,233;2,840;746;366; From 101 to 500;289,734;87,908;95,487;53,077;38,678;10,655;3,930; From 501 to 1,000;307,637;82,496;98,883;60,165;48,670;13,250;4,173; From 1,001 to 2,000;520,189;128,255;162,598;108,026;90,356;23,233;7,721; From 2,001 to 5,000;1,201,582;263,274;362,161;260,410;233,775;60,180;21,782; From 5,001 to 10,000;1,445,422;297,815;424,712;326,467;296,130;72,535;27,762; From 10,001 to 20,000;1,921,013;393,256;574,236;431,682;388,800;96,983;36,056; From 20,001 to 50,000;2,788,142;581,893;820,858;634,563;560,527;141,239;49,063; From 50,001 to 100,000;2,198,994;477,241;637,132;492,458;432,243;113,858;46,063; From 100,001 to 500,000;4,287,326;1,010,799;1,292,597;938,470;775,928;193,968;75,563; More than 500,000;3,090,970;858,167;961,895;606,024;485,130;131,213;48,542; Notes: Source: National Statistics Institute