![]() | Afghanistan | NA% |
![]() | Albania | 19.6% (1996 est.) |
![]() | Algeria | 23% (1999 est.) |
![]() | American Samoa | NA% |
![]() | Andorra | NA% |
![]() | Angola | NA% |
![]() | Anguilla | NA% |
![]() | Antigua and Barbuda | NA% |
![]() | Argentina | 37% (1999 est.) |
![]() | Armenia | 45% (1999 est.) |
![]() | Aruba | NA% |
![]() | Australia | NA% |
![]() | Austria | NA% |
![]() | Azerbaijan | 60% (2000 est.) |
![]() | Bahamas, The | NA% |
![]() | Bahrain | NA% |
![]() | Bangladesh | 35.6% (FY95/96 est.) |
![]() | Barbados | NA% |
![]() | Belarus | 22% (1995 est.) |
![]() | Belgium | 4% |
![]() | Belize | 33% (1999 est.) |
![]() | Benin | 37.2% (1999 est.) |
![]() | Bermuda | NA% |
![]() | Bhutan | NA% |
![]() | Bolivia | 70% (1999 est.) |
![]() | Bosnia and Herzegovina | NA% |
![]() | Botswana | 47% (2000 est.) |
![]() | Brazil | 17.4% (1990 est.) |
![]() | British Virgin Islands | NA% |
![]() | Brunei | NA% |
![]() | Bulgaria | 35% (2000 est.) |
![]() | Burkina Faso | NA% |
![]() | Burma | 23% (1997 est.) |
![]() | Burundi | 36.2% (1990 est.) |
![]() | Cambodia | 36% (1997 est.) |
![]() | Cameroon | 48% (2000 est.) |
![]() | Canada | NA% |
![]() | Cape Verde | NA% |
![]() | Cayman Islands | NA% |
![]() | Central African Republic | NA% |
![]() | Chad | 64% (1995 est.) |
![]() | Chile | 22% (1998 est.) |
![]() | China | 10% (1999 est.) |
![]() | Christmas Island | NA% |
![]() | Cocos (Keeling) Islands | NA% |
![]() | Colombia | 55% (1999) |
![]() | Comoros | NA% |
![]() | Congo, Democratic Republic of the | NA% |
![]() | Congo, Republic of the | NA% |
![]() | Cook Islands | NA% |
![]() | Costa Rica | 20.6% (1999 est.) |
![]() | Cote d'Ivoire | NA% |
![]() | Croatia | 4% (1999 est.) |
![]() | Cuba | NA% |
![]() | Cyprus | NA% |
![]() | Czech Republic | NA% |
![]() | Denmark | NA% |
![]() | Djibouti | NA% |
![]() | Dominica | NA% |
![]() | Dominican Republic | 25% (1999 est.) |
![]() | Ecuador | 50% (1999 est.) |
![]() | Egypt | 22.9% (FY95/96 est.) |
![]() | El Salvador | 48% (1999 est.) |
![]() | Equatorial Guinea | NA% |
![]() | Eritrea | NA% |
![]() | Estonia | 8.9% (1995 est.) |
![]() | Ethiopia | NA% |
![]() | Falkland Islands (Islas Malvinas) | NA% |
![]() | Faroe Islands | NA% |
![]() | Fiji | NA% |
![]() | Finland | NA% |
![]() | France | NA% |
![]() | French Guiana | NA% |
![]() | French Polynesia | NA% |
![]() | Gabon | NA% |
![]() | Gambia, The | NA% |
![]() | Gaza Strip | NA% |
![]() | Georgia | 60% (1999 est.) |
![]() | Germany | NA% |
![]() | Ghana | 31.4% (1992 est.) |
![]() | Gibraltar | NA% |
![]() | Greece | NA% |
![]() | Greenland | NA% |
![]() | Grenada | NA% |
![]() | Guadeloupe | NA% |
![]() | Guam | NA% |
![]() | Guatemala | 60% (2000 est.) |
![]() | Guernsey | NA% |
![]() | Guinea | 40% (1994 est.) |
![]() | Guinea-Bissau | 50% (1991 est.) |
![]() | Guyana | NA% |
![]() | Haiti | 80% (1998 est.) |
![]() | Holy See (Vatican City) | NA% |
![]() | Honduras | 53% (1993 est.) |
![]() | Hong Kong | NA% |
![]() | Hungary | 8.6% (1993 est.) |
![]() | Iceland | NA% |
![]() | India | 35% (1994 est.) |
![]() | Indonesia | 20% (1998) |
![]() | Iran | 53% (1996 est.) |
![]() | Iraq | NA% |
![]() | Ireland | 10% (1997 est.) |
![]() | Isle of Man | NA% |
![]() | Israel | NA% |
![]() | Italy | NA% |
![]() | Jamaica | 34.2% (1992 est.) |
![]() | Japan | NA% |
![]() | Jersey | NA% |
![]() | Jordan | 30% (1998 est.) |
![]() | Kazakhstan | 35% (1999 est.) |
![]() | Kenya | 42% (1992 est.) |
![]() | Kiribati | NA% |
![]() | Korea, North | NA% |
![]() | Korea, South | NA% |
![]() | Kuwait | NA% |
![]() | Kyrgyzstan | 51% (1997 est.) |
![]() | Laos | 46.1% (1993 est.) |
![]() | Latvia | NA% |
![]() | Lebanon | 28% (1999 est.) |
![]() | Lesotho | 49.2% (1999 est.) |
![]() | Liberia | 80% |
![]() | Libya | NA% |
![]() | Liechtenstein | NA% |
![]() | Lithuania | NA% |
![]() | Luxembourg | NA% |
![]() | Macau | NA% |
![]() | Macedonia, The Former Yugoslav Republic of | 25% (2000 est.) |
![]() | Madagascar | 70% (1994 est.) |
![]() | Malawi | 54% (FY90/91 est.) |
![]() | Malaysia | 6.8% (1997 est.) |
![]() | Maldives | NA% |
![]() | Mali | NA% |
![]() | Malta | NA% |
![]() | Marshall Islands | NA% |
![]() | Martinique | NA% |
![]() | Mauritania | 50% (1996 est.) |
![]() | Mauritius | 10.6% (1992 est.) |
![]() | Mayotte | NA% |
![]() | Mexico | 27% (1998 est.) |
![]() | Micronesia, Federated States of | NA% |
![]() | Moldova | 75% (1999 est.) |
![]() | Monaco | NA% |
![]() | Mongolia | 40% (2000 est.) |
![]() | Montserrat | NA% |
![]() | Morocco | 19% (1999 est.) |
![]() | Mozambique | 70% (2000 est.) |
![]() | Namibia | NA% |
![]() | Nauru | NA% |
![]() | Nepal | 42% (FY95/96 est.) |
![]() | Netherlands | NA% |
![]() | Netherlands Antilles | NA% |
![]() | New Caledonia | NA% |
![]() | New Zealand | NA% |
![]() | Nicaragua | 50% (2000 est.) |
![]() | Niger | 63% (1993 est.) |
![]() | Nigeria | 45% (2000 est.) |
![]() | Niue | NA% |
![]() | Norfolk Island | NA% |
![]() | Northern Mariana Islands | NA% |
![]() | Norway | NA% |
![]() | Oman | NA% |
![]() | Pakistan | 40% (2000 est.) |
![]() | Palau | NA% |
![]() | Panama | 37% (1999 est.) |
![]() | Papua New Guinea | 37% |
![]() | Paraguay | 36% (2000 est.) |
![]() | Peru | 49% (1994 est.) |
![]() | Philippines | 41% (1997 est.) |
![]() | Pitcairn Islands | NA% |
![]() | Poland | 18.4% (2000 est.) |
![]() | Portugal | NA% |
![]() | Puerto Rico | NA% |
![]() | Qatar | NA% |
![]() | Reunion | NA% |
![]() | Romania | 44.5% (2000) |
![]() | Russia | 40% (1999 est.) |
![]() | Rwanda | 70% (2000 est.) |
![]() | Saint Helena | NA% |
![]() | Saint Kitts and Nevis | NA% |
![]() | Saint Lucia | NA% |
![]() | Saint Pierre and Miquelon | NA% |
![]() | Saint Vincent and the Grenadines | NA% |
![]() | Samoa | NA% |
![]() | San Marino | NA% |
![]() | Sao Tome and Principe | NA% |
![]() | Saudi Arabia | NA% |
![]() | Senegal | NA% |
![]() | Seychelles | NA% |
![]() | Sierra Leone | 68% (1989 est.) |
![]() | Singapore | NA% |
![]() | Slovakia | NA% |
![]() | Slovenia | NA% |
![]() | Solomon Islands | NA% |
![]() | Somalia | NA% |
![]() | South Africa | 50% (2000 est.) |
![]() | Spain | NA% |
![]() | Sri Lanka | 22% (1997 est.) |
![]() | Sudan | NA% |
![]() | Suriname | NA% |
![]() | Svalbard | NA% |
![]() | Swaziland | NA% |
![]() | Sweden | NA% |
![]() | Switzerland | NA% |
![]() | Syria | 15%-25% |
![]() | Taiwan | 1% (1999 est.) |
![]() | Tajikistan | 80% (2000 est.) |
![]() | Tanzania | 51.1% (1991 est.) |
![]() | Thailand | 12.5% (1998 est.) |
![]() | Togo | 32% (1989 est.) |
![]() | Tokelau | NA% |
![]() | Tonga | NA% |
![]() | Trinidad and Tobago | 21% (1992 est.) |
![]() | Tunisia | 6% (2000 est.) |
![]() | Turkey | NA% |
![]() | Turkmenistan | 58% (1999 est.) |
![]() | Turks and Caicos Islands | NA% |
![]() | Tuvalu | NA% |
![]() | Uganda | 55% (1993 est.) |
![]() | Ukraine | 50% (1999 est.) |
![]() | United Arab Emirates | NA% |
![]() | United Kingdom | 17% |
![]() | United States | 12.7% (1999 est.) |
![]() | Uruguay | NA% |
![]() | Uzbekistan | NA% |
![]() | Vanuatu | NA% |
![]() | Venezuela | 67% (1997 est.) |
![]() | Vietnam | 37% (1998 est.) |
![]() | Virgin Islands | NA% |
![]() | Wallis and Futuna | NA% |
![]() | West Bank | NA% |
![]() | Western Sahara | NA% |
![]() | Yemen | 19% (1992 est.) |
![]() | Yugoslavia | NA% |
![]() | Zambia | 86% (1993 est.) |
![]() | Zimbabwe | 60% (1999 est.) |