The data displays the annual residential call volume of international calls made through the residential network of British Telecommunications (BT) in the UK from 2009 to 2017. In 2017, the residential call volume of international calls was 345 million minutes.
2009 | 1171 |
2010 | 1053 |
2011 | 890 |
2012 | 743 |
2013 | 622 |
2014 | 548 |
2015 | 468 |
2016 | 398 |
2017 | 345 |