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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	$ (4,475)	$ 6,191	$ 3,089	$ 16,931
Other comprehensive income (loss):
Foreign currency translation adjustment	(604)	1,521	(1,014)	(1,113)
Unrealized gain (loss) on derivatives	10	35	70	(143)
Other comprehensive income (loss), net of tax	(594)	1,556	(944)	(1,256)
Comprehensive income (loss)	(5,069)	7,747	2,145	15,675
Less: Comprehensive income (loss) attributable to noncontrolling interests	1,856	(3,530)	(986)	(10,538)
Comprehensive income (loss) attributable to ATN International, Inc.	$ (3,213)	$ 4,217	$ 1,159	$ 5,137

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