# getValueStats

Wafer map: statistics over the measured die values (`null` on other types).

Canonical: https://chart.syidax.com/docs/methods/getValueStats/

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## Definition

```typescript
getValueStats(): Promise<{ count: number; min: number; max: number; mean: number; stdDev: number; median: number } | null>
```

Return type: `Promise<{ count: number; min: number; max: number; mean: number; stdDev: number; median: number } | null>`. Call the method after element registration and await its Promise result.

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## Related charts

- [sy-wafer-map](https://chart.syidax.com/docs/components/wafer-map.md#method-getValueStats)