Swisscom AG is Switzerland's leading telecommunications operator. Net sales break down by activity as follows: - fixed and mobile telecommunications services (67.5%): fixed and mobile telephony, data transmission, Internet access, TV and radio broadcasting services, etc.; - realization, maintenance and operation of communication infrastructures (10.8%); - interconnection services (8%): for telecommunications operators; - sale of fixed and mobile telephones (7.2%); - other (6.5%). Net sales break down by market between private customers (50.8%), business customers (41.5%) and telecoms operators (7.7%). Net sales are distributed geographically as follows: Switzerland (75.8%) and Italy (24.2%).