GTT Communications, Inc.
| 2013 | FY |
A summary of exchange rates used is as follows:
U.S. Dollar / British Pounds Sterling
U.S. Dollar / Euro
2013
2012
2013
2012
Closing exchange rate at December 31
1.65
1.62
1.38
1.32
Average exchange rate during the period
1.56
1.58
1.33
1.29
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