| Date Entered | Country | % Correct |
|---|---|---|
| 7 August 1961 | France | 100%
|
| 4 July 1961 | Norway | 100%
|
| 28 September 1961 | Sweden | 100%
|
| 2 May 1961 | United Kingdom | 100%
|
| 12 April 1961 | United States | 100%
|
| 29 September 1961 | Austria | 97%
|
| 10 April 1961 | Canada | 97%
|
| 30 May 1961 | Denmark | 97%
|
| 27 September 1961 | Germany | 97%
|
| 27 September 1961 | Greece | 97%
|
| 17 August 1961 | Ireland | 97%
|
| 22 November 1996 | Poland | 97%
|
| 28 September 1961 | Switzerland | 97%
|
| 28 January 1969 | Finland | 94%
|
| 29 March 1962 | Italy | 94%
|
| 4 August 1961 | Portugal | 94%
|
| 3 August 1961 | Spain | 94%
|
| 13 September 1961 | Belgium | 92%
|
| 28 April 1964 | Japan | 92%
|
| 7 June 1971 | Australia | 89%
|
| 7 May 1996 | Hungary | 89%
|
| 13 November 1961 | Netherlands | 89%
|
| 14 December 2000 | Slovakia | 89%
|
| 12 December 1996 | South Korea | 89%
|
| 2 August 1961 | Turkey | 89%
|
| 9 December 2010 | Estonia | 86%
|
| 18 May 1994 | Mexico | 86%
|
| 21 July 2010 | Slovenia | 86%
|
| 5 June 1961 | Iceland | 83%
|
| 7 December 1961 | Luxembourg | 83%
|
| 29 May 1973 | New Zealand | 83%
|
| 7 May 2010 | Chile | 75%
|
| 21 December 1995 | Czech Republic | 75%
|
| 7 September 2010 | Israel | 67%
|