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| category | month_1 | month_2 | month_3 | month_4 | month_5 | month_6 |
|---|---|---|---|---|---|---|
| avgsaleprice | 500 | 300 | 600 | 800 | 300 | 250 |
| calls | 25 | 17 | 15 | 22 | 18 | 12 |
| deals | 6 | 2 | 3 | 1 | 7 | 9 |
| productssold | 7 | 4 | 5 | 1 | 12 | 15 |
Warning: Null value is eliminated by an aggregate or other SET operation.