The data displays the forecasted annual worldwide spending in the wireless voice telecom segment from 2015 to 2020. For 2017, worldwide wireless voice telecom spending are projected to amount to around 418.2 billion USD.
2015 | 433.1 |
2016 | 425.3 |
2017 | 418.2 |
2018 | 413.1 |
2019 | 408.7 |
2020 | 405.5 |