Telecommunications networks in Uzbekistan are largely based on Soviet-built infrastructure but with many modern additions, making the country one of the leading influences in the region in informational development. In 2012, the telecommunications services volume grew by 22.5% year-on-year in Uzbekistan. The number of broadband ports installed totalled 378,000 across the country at the end of 2012, up by 55.5% year-on-year. The number of ports in active use was 202,700 up by 37.2%. A total of 1,576 km of fibre optic backbone lines were deployed across the country in the same year.