ab65_a auslaender_a avg_household_size bev_insgesamt cell_id_1km fid frauen_a gitter_id_100m hhgroesse_d_1km households_1p households_2p households_3p households_4p households_5p households_from_4p households_from_6p id index leerstandsquote_1km unter18_a wohnfl_bew_d_1km wohnfl_whg_d_1km