The number of website search events tracked by the pixel on your website and attributed to your ads. 

The average cost for each website search.

The number of website searches divided by the number of impressions multiplied by 100.

The total number of times a Snapchatter completed a search in your app or website.

The average cost per user completing a search in your app or website.

The number of website searches divided by the number of impressions multiplied by 100.