The coalition countries represent 18.14% of the world’s countries and 14.35% of the world’s population.  Please do the math yourself.  Of these mostly very small developing countries not one of them has a majority population that supports Bush's war...not even in the United Kingdom. 

World Population 6,269,572,830 These world population figures were cited in April, 2003 from:
Sum of Coalition Country's Populations 899,660,132
Coalition Country's Percent of World Population 14.35% The CIA World Fact Book
    US Census Bureau's International
Number of Countries in the World 237   Database
Number of Coalition Countries 43   The United Nations Population Division
Coalition Percentage of All Countries 18.14% The World Gazetteer
Coalition Countries Population    
Total 899,660,132    
Afghanistan 28,717,213  
Albania 3,582,205  
Australia 19,731,984  
Azerbaijan 7,830,764
Bulgaria 7,537,929
Colombia 41,662,073
Costa Rica 3,896,092
Czech Republic 10,249,216
Denmark 5,384,384
Dominican Republic 8,715,602
El Salvador 6,470,379
Eritrea 4,362,254
Estonia 1,408,556
Ethiopia 66,557,553
Georgia 4,934,413
Honduras 6,669,789
Hungary 10,045,407
Italy 57,998,353
Japan 127,214,499
Korea, South 48,289,037
Kuwait 2,183,161
Latvia 2,348,784
Lithuania 3,592,561
Macedonia 2,063,122
Marshall Islands 56,429
Micronesia 136,973
Mongolia 2,712,315
Netherlands 16,150,511
Nicaragua 5,128,517
Palau 19,717
Philippines 84,619,974
Poland 38,622,660
Portugal 10,102,022
Romania 22,271,839
Rwanda 7,810,056
Singapore 4,608,595
Slovakia 5,430,033
Solomon Islands 509,190
Spain 40,217,413
Turkey 68,109,469
Uganda 25,632,794
United Kingdom 60,094,648
Uzbekistan 25,981,647
     
Non-Coalition Countries Population  
Total 5,369,912,698  
Andorra 69,150    
Angola 10,766,471  
Anguilla 12,738  
Antigua and Barbuda 67,897
Argentina 38,740,807
Armenia 3,326,448
Aruba 70,844
Austria 8,188,207
Bahamas, The 297,477
Bahrain 667,238
Bangladesh 138,448,210
Barbados 277,264
Belarus 10,322,151
Belgium 10,289,088
Belize 266,440
Benin 7,041,490
Bermuda 64,482
Bhutan 2,139,549
Bolivia 8,586,443
Bosnia and Herzegovina 3,989,018
Botswana 1,573,267
Brazil 182,032,604
Brunei 358,098
Burkina Faso 13,228,460
Burma 42,510,537
Burundi 6,096,156
Cambodia 13,124,764
Cameroon 15,746,179
Canada 32,207,113
Cape Verde 412,137
Cayman Islands 41,934
Central African Republic 3,683,538
Chad 9,253,493
Chile 15,665,216
China 1,286,975,468
Comoros 632,948
Congo (Brazzaville) 2,954,258
Congo (Kinshasa) 56,625,039
Cook Islands 21,008
Cote d'Ivoire 16,962,491
Croatia 4,422,248
Cuba 11,263,429
Cyprus 771,657
Djibouti 457,130
Dominica 69,655
East Timor 997,853
Ecuador 13,710,234
Egypt 74,718,797
Equatorial Guinea 510,473
Falkland Islands 2,967
Faroe Islands 46,345
Fiji 868,531
Finland 5,190,785
France 60,180,529
French Guiana 186,917
French Polynesia 262,125
Gabon 1,321,560
Gambia, The 1,501,050
Gaza Strip 1,274,868
Germany 82,398,326
Ghana 20,467,747
Gibraltar 27,776
Greece 10,665,989
Greenland 56,385
Grenada 89,258
Guadeloupe 440,189
Guam 163,941
Guatemala 13,909,384
Guernsey 64,818
Guernsey and Alderney 64,587
Guinea 9,030,220
Guinea Bissau 1,347
Guinea-Bissau 1,360,827
Guyana 702,100
Haiti 7,527,817
Hong Kong S.A.R. 7,394,170
Iceland 280,798
India 1,049,700,118
Indonesia 234,893,453
Iran 68,278,826
Iraq 24,683,313
Ireland 3,924,140
Israel 6,116,533
Ivory Coast 18,301
Jamaica 2,695,867
Jersey 90,156
Jordan 5,460,265
Kazakhstan 16,763,795
Kenya 31,639,091
Kiribati 98,549
Korea, North 22,466,481
Kyrgyzstan 4,892,808
Laos 5,921,545
Lebanon 3,727,703
Lesotho 1,861,959
Liberia 3,317,176
Libya 5,499,074
Liechtenstein 33,145
Luxembourg 454,157
Macau S.A.R. 469,903
Madagascar 16,979,744
Malawi 11,651,239
Malaysia 23,092,940
Maldives 329,684
Mali 11,626,219
Malta 400,420
Man, Isle of 74,261
Martinique 425,966
Mauritania 2,912,584
Mauritius 1,210,447
Mayotte 178,437
Mexico 104,907,991
Moldova 4,439,502
Monaco 32,130
Montserrat 8,995
Morocco 31,689,265
Mozambique 17,479,266
Myanmar 51,853
Namibia 1,927,447
Nauru 12,570
Nepal 26,469,569
Netherlands Antilles 216,226
New Caledonia 210,798
New Zealand 3,951,307
Niger 11,058,590
Nigeria 133,881,703
Niue 2,134
Norfolk Island 1,866
Northern Mariana Islands 80,006
Norway 4,546,123
Oman 2,807,125
Pakistan 150,694,740
Palestine 3,328
Panama 2,960,784
Papua New Guinea 5,295,816
Paraguay 6,036,900
Peru 28,409,897
Puerto Rico 3,885,877
Qatar 817,052
Reunion 755,171
Russia 144,526,278
Sahara 347
Saint Helena 7,367
Saint Kitts and Nevis 38,763
Saint Lucia 162,157
Saint Pierre and Miquelon 6,976
Saint Vincent and the Grenadines 116,812
Samoa 178,173
San Marino 28,119
Sao Tome and Principe 175,883
Saudi Arabia 24,293,844
Senegal 10,580,307
Seychelles 80,469
Sierra Leone 5,732,681
Slovenia 1,935,677
Somalia 8,025,190
South Africa 42,768,678
Sri Lanka 19,742,439
Sudan 38,114,160
Suriname 435,449
Svalbard and Jan Mayen 2,868
Swaziland 1,161,219
Sweden 8,878,085
Switzerland 7,318,638
Syria 17,585,540
Taiwan 22,603,000
Tajikistan 6,863,752
Tanzania 35,922,454
Thailand 64,265,276
Togo 5,429,299
Tokelau 1,431
Tonga 108,141
Trinidad and Tobago 1,104,209
Tunisia 9,924,742
Turkmenistan 4,775,544
Turks and Caicos Islands 19,350
Tuvalu 11,305
Ukraine 48,055,439
United Arab Emirates 2,484,818
United States 290,342,554
Uruguay 3,413,329
Vanuatu 199,414
Vatican 870
Venezuela 24,654,694
Vietnam 81,624,716
Virgin Islands 124,778
Virgin Islands, British 21,730
Wallis and Futuna 15,734
West Bank 2,237,194
Western Sahara 261,794
Yemen 19,349,881
Yugoslavia 10,655,774
Zambia 10,307,333
Zimbabwe 12,576,742