| Country | Year(s) | Answer | % Correct |
|---|---|---|---|
| France | 1855, 1867, 1878, 1889, 1937, 1947 | Paris | 100%
|
| United Kingdom | 1851, 1862 | London | 99%
|
| United States | 1939 | New York | 97%
|
| Italy | 1953 | Rome | 97%
|
| Spain | 1888, 1929 | Barcelona | 96%
|
| Austria-Hungary | 1873 | Vienna | 96%
|
| Belgium | 1910, 1958 | Brussels | 95%
|
| Italy | 1906, 2015 | Milan | 93%
|
| Sweden | 1936, 1949 | Stockholm | 93%
|
| United States | 1933 | Chicago | 92%
|
| Finland | 1938 | Helsinki | 89%
|
| United Arab Emirates | 2020 | Dubai | 88%
|
| Israel | 1953 | Jerusalem | 88%
|
| Hungary | 1971 | Budapest | 86%
|
| Argentina | 2023 (scheduled, cancelled) | Buenos Aires | 86%
|
| Portugal | 1998 | Lisbon | 85%
|
| Italy | 1954 | Naples | 85%
|
| Japan | 1970 | Osaka | 85%
|
| Japan | 2025 (scheduled) | Osaka | 85%
|
| Canada | 1967 | Montreal | 84%
|
| West Germany | 1965 | Munich | 84%
|
| Haiti | 1949 | Port-au-Prince | 84%
|
| Colony of Victoria | 1880 | Melbourne | 83%
|
| France | 1949 | Lyon | 82%
|
| United States | 1915, 1939 | San Francisco | 81%
|
| Canada | 1986 | Vancouver | 80%
|
| China | 2010 | Shanghai | 78%
|
| United States | 1876 | Philadelphia | 77%
|
| Kazakhstan | 2017 | Astana | 76%
|
| Italy | 1955, 1961 | Turin | 75%
|
| United States | 1904 | St. Louis | 71%
|
| United States | 1962 | Seattle | 70%
|
| Spain | 1992 | Seville | 68%
|
| Australia | 1986 | Brisbane | 65%
|
| Belgium | 1913 | Ghent | 57%
|
| Italy | 1992 | Genoa | 51%
|
| France | 1951 | Lille | 50%
|
| Belgium | 1905, 1939 | Liège | 45%
|
| United States | 1984 | New Orleans | 45%
|
| Germany | 2000 | Hanover | 39%
|
| Bulgaria | 1981, 1985, 1991 | Plovdiv | 33%
|
| Spain | 2008 | Zaragoza | 30%
|
| United States | 1968 | San Antonio | 27%
|
| West Germany | 1957 | West Berlin | 17%
|
| United States | 1982 | Knoxville | 14%
|
| Japan | 1975 | Okinawa | 13%
|
| South Korea | 1993 | Daejeon | 12%
|
| Sweden | 1955 | Helsingborg | 11%
|
| United States | 1974 | Spokane | 9%
|
| Japan | 2005 | Aichi | 8%
|
| Israel | 1956 | Beit Dagan | 5%
|
| Japan | 1985 | Tsukuba | 5%
|
| South Korea | 2012 | Yeosu | 5%
|