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Answers and rating deltas for
I need a SQL Query which group by employee with year,
| Author | Votes | Δ |
|---|---|---|
| Gordon Linoff | 1 | +0.75 |
| Heena Chhatrala | 0 | -0.80 |
| Rick S | 0 | -0.66 |
| gvee | 0 | -0.57 |
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