Source: Ways and Means Committee, “A Painful Pill to Swallow: U.S. vs. International Prescription Drug Prices,” September 2019, https://waysandmeans.house.gov/sites/democrats.waysandmeans.house.gov/files/documents/u.s.%20vs.%20international%20prescription%20drug%20prices_0.pdf, p. 52 (Novolog), p. 53 (Lantus and Humalog). Human Rights Watch visualized this data.