urn:ddi:int.example:9fc16f6e-5c49-40e7-b765-dc8d35b96d02:1 int.example 9fc16f6e-5c49-40e7-b765-dc8d35b96d02 1 fdz@dezim-institut.de pm1_int01_g pm1_int01_g pm1_int01_g Anzahl der Festnetznummern - aggregiert Number of landline numbers - aggregated Number of landline numbers - aggregated Auf wie vielen Festnetznummern ist Ihr Haushalt telefonisch erreichbar? On how many landline numbers can your household be reached by phone? On how many landline numbers can your household be reached by phone?