# Delta Waterfall by Drill Down Combination
## Chart Result
## Data Fields
*This example was created with the sample dataset provided by Power BI.*
## Steps to reproduce
1. Drill down into **Medium**
2. Select **Low** while holding down the **CTRL key** for multi selection
{% hint style="info" %}
When two or more elements in the drill down history are selected and waterfall scheme is set to **Auto**, a delta waterfall will be displayed automatically.
{% endhint %}
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