A bar chart shows vaccines delivered by each major company - AstraZeneca, Johnson & Johnson, Moderna and Pfizer/BioTech - by percentage of how many went to low-income, lower-middle-income, upper-middle-income and high-income countries. From low to high, the data is as follows: AstraZeneca: 1.3%, 64.5%, 15.9% and 18.3% Johnson & Johnson: 8.30%, 12.60%, 11.4% and 67.7% Moderna: 0%, 11.8%, 3.7%, 84.5% Pfizer/Biontech: 0.1%, 2%, 18%, 79.9%