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Answers and rating deltas for
I need to find top 2 most frequently occurring device_id and how many time they occur
| Author | Votes | Δ |
|---|---|---|
| Nikos Tzianas | 1 | +4.05 |
| Sam | 0 | -4.05 |
Last visited: Jun 20, 2018, 6:45:27 PM