# IActivationWorkingSet.Count

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.runtime.iactivationworkingset/) | [Properties](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.runtime.iactivationworkingset/properties/)

```csharp
public abstract int Count
```

Returns the number of grain activations which were recently active.