The data displays the annual volume of BT international calls in the UK from 2009 to 2017. In 2016, the volume of international calls was 675 million minutes. Call volumes have fallen steadily year-on-year since 2009.
2009 | 1709 |
2010 | 1605 |
2011 | 1386 |
2012 | 1176 |
2013 | 979 |
2014 | 883 |
2015 | 789 |
2016 | 675 |
2017 | 423 |