Fig. 4: State-by-state comparisons of firearm deaths vs. search volumes.
From: Internet search patterns reveal firearm sales, policies, and deaths

a Firearm-related deaths per 100,000 people vs. relative Internet search volume for shotgun (Pearson’s r = 0.71, Spearman’s ρ = 0.68). b Firearm-related deaths per 100,000 people vs. relative Internet search volume for 9 mm (Pearson’s r = 0.87, Spearman’s ρ = 0.90) across all 50 US states in 2017.