Judging by user feedback, the answer to the question above is
Lots of people—scientists, engineers, statisticians and other analysts, professors and students as well as those who are just curious about this fascinating corner of the intellectual universe.
The figure below depicts countries with Compendium users color-coded by quartile (see rankings) and those with no known users in light gray. If you have used the Compendium but your country is not listed, please send me an email note with details. Your return email address will serve to verify the correction.
| Rank | Country |
|---|---|
| 1 | United States |
| 2 | United Kingdom |
| 3 | India |
| 4 | Canada |
| 5 | Italy |
| 6 | Australia |
| 7 | Germany |
| 8 | China |
| 9 | France |
| 10 | Brazil |
| 11 | Spain |
| 12 | Netherlands |
| 13 | Mexico |
| 14 | Switzerland |
| 15 | Sweden |
| 16 | Poland |
| 17 | Singapore |
| 18 | Pakistan |
| 19 | Iran |
| 20 | Turkey |
| 21 | Greece |
| 22 | Japan |
| 23 | Portugal |
| 24 | Belgium |
| 25 | Israel |
| 26 | South Africa |
| 27 | New Zealand |
| 28 | Korea (South) |
| 29 | Philippines |
| 30 | Denmark |
| 31 | Ireland |
| Malaysia | |
| 33 | Romania |
| 34 | Finland |
| 35 | Hong Kong |
| 36 | Norway |
| 37 | Thailand |
| 38 | Colombia |
| 39 | Indonesia |
| 40 | Chile |
| 41 | Argentina |
| 42 | Czech Republic |
| 43 | Taiwan |
| 44 | Egypt |
| 45 | Austria |
| 46 | Russian Federation |
| 47 | Saudi Arabia |
| 48 | Sri Lanka |
| 49 | Peru |
| 50 | United Arab Emirates |
| 51 | Kenya |
| Ukraine | |
| 53 | Nigeria |
| 54 | Venezuela |
| 55 | Hungary |
| 56 | Eritrea |
| 57 | Yugoslavia |
| 58 | Slovakia |
| 59 | Jordan |
| 60 | Ethiopia |
| 61 | Croatia |
| 62 | Slovenia |
| 63 | Lithuania |
| 64 | Puerto Rico |
| 65 | Bulgaria |
| 66 | Zimbabwe |
| 67 | Uruguay |
| 68 | Bangladesh |
| 69 | Viet Nam |
| 70 | Estonia |
| 71 | Tanzania |
| 72 | Costa Rica |
| 73 | Kuwait |
| 74 | Algeria |
| 75 | Ghana |
| 76 | Morocco |
| 77 | Lebanon |
| 78 | Trinidad and Tobago |
| 79 | Sudan |
| 80 | Iceland |
| Uganda | |
| 82 | Syria |
| 83 | Iraq |
| 84 | Latvia |
| Malta | |
| 86 | Bolivia |
| Luxembourg | |
| 88 | Jamaica |
| Mauritius | |
| Nepal | |
| Palestine | |
| 92 | Netherlands Antilles |
| 93 | Bahrain |
| 94 | Guatemala |
| 95 | Cyprus |
| 96 | Ecuador |
| Libya | |
| Oman | |
| 99 | Qatar |
| 100 | Cuba |
| 101 | Macedonia |
| Myanmar | |
| 103 | Dominican Republic |
| 104 | Barbados |
| Belarus | |
| 106 | Botswana |
| Cambodia | |
| Tunisia | |
| 109 | Namibia |
| Panama | |
| Papua New Guinea | |
| 112 | Zambia |
| 113 | Bermuda |
| 114 | El Salvador |
| 115 | Albania |
| Lesotho | |
| 117 | Cote d'Ivoire |
| 118 | Malawi |
| Yemen | |
| 120 | Belize |
| Bosnia and Herzegowina | |
| Kazakhstan | |
| 123 | Bahamas |
| Fiji | |
| Honduras | |
| 126 | Georgia |
| Rwanda | |
| 128 | Macau |
| 129 | Cameroon |
| Lao Republic | |
| Saint Lucia | |
| 132 | Afghanistan |
| Antigua and Barbuda | |
| Armenia | |
| Maldives | |
| Monaco | |
| Mongolia | |
| Senegal | |
| 139 | Azerbaijan |
| Brunei | |
| Gabon | |
| Gambia | |
| Guam | |
| Palau | |
| Swaziland | |
| Zaire | |
| 147 | Aruba |
| Cayman Islands | |
| Grenada | |
| Mali | |
| Mozambique | |
| Paraguay | |
| 153 | French Polynesia |
| Guyana | |
| Moldova | |
| Nicaragua | |
| Niger | |
| Saint Vincent and the Grenadines | |
| Seychelles | |
| Togo | |
| Uzbekistan | |
| Virgin Islands (U.S.) | |
| 163 | Andorra |
| Angola | |
| Benin | |
| British Indian Ocean Territory | |
| Burkina Faso | |
| Cape Verde | |
| Cook Islands | |
| Djibouti | |
| Faroe Islands | |
| Gibraltar | |
| Haiti | |
| Liberia | |
| Liechtenstein | |
| Madagascar | |
| Saint Kitts and Nevis | |
| Samoa | |
| Somalia | |
| Tajikistan | |
| Turks and Caicos Islands |
This page last updated on 5 January 2010.