This value shows the growth of the influencer in the last 30 days. The bar chart also shows how growth behaves with influencers of a similar size by subscribers. In our experience, growth is the most meaningful information to determine the quality of an influencer. High subscriber growth values have a positive effect on most other scores and are a very reliable metric to predict campaign success.
Calculation: subscriber count (current) / [Subscriber count (current) - Subscriber count (30 days ago)]