Here are the official figures released by Gaon Chart.
Note that the list is partial and only includes the title tracks with numbers certified by Gaon. Some recently released title tracks and b-sides are not included as Gaon has not announced the official counting for it yet. Moreover, only songs released from 2013 (since price change) onwards were counted.
Posted by 13,604 pts Monday, October 7, 2019
Top 10 Kpop Girl Groups with the Highest Digital Sales Since 2013 According to Gaon
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