Input (grade 13): Washington, D.C., hosts 174 foreign embassies as well as the headquarters of the World Bank, the International Monetary Fund (IMF), the Organization of American States (OAS), the Inter-American Development Bank, and the Pan American Health Organization (PAHO).
Output (grade 12): It is also the home of the World Bank, the International Monetary Fund (IMF), and the Organization of American States (OAS).