Benefits and Costs of Smallpox Eradication (Millions of U.S. dollars) | Annual amount |
| Beneficiary |
| India | 722 |
| United States | 150 |
| All developing countries | 1,070 |
| All industrial countries | 350 |
| Total annual benefit | 1,420 |
| Expenditure |
| Total international, on eradication | 98 |
| Total national, by endemic countries | 200 |
| Combined total, on eradication | 298 |
| Benefit-cost ratio |
| International expenditure | 483:1 |
| Combined total expenditure | 159:1 |
Source: Adapted from Fenner and others 1988.