Country name 2009 2010 2011 2012 2013
Micronesia, Fed. Sts. 0 0 0 0 0
Honduras 0 0 0 0 0
Maldives 0 0 0 0 0
Switzerland 0 0 0 0 0
Sudan 0 0 0 0 0
Palau 0 0 0 0 0
Bolivia 1 1 1 1 1
Afghanistan 1 1 1 1 1
Greece 1 1 1 5 7
Ecuador 1 1 1 1 1
Suriname 1 1 1 1 1
Croatia 1 1 1 1 1
Cabo Verde 1 1 1 1 1
Nicaragua 1 1 1 1 1
Czech Republic 2 2 2 2 2
Gambia, The 2 2 2 2 2
Costa Rica 2 2 2 2 2
Lesotho 2 2 2 3 3
Philippines 2 2 2 2 2
Marshall Islands 2 2 2 2 2
Swaziland 0 2 2 2 2
Lao PDR 2 2 2 2 2
Haiti 2 2 2 2 2
Hungary 2 2 2 2 2
Barbados 2 2 2
Bahamas, The 2 2 2 2 2
Congo, Dem. Rep. 3 3 3 3 6
Slovak Republic 3 3 3 3 3
Malta 3 3 3
Tonga 3 3 3 3 3
Fiji 3 3 3 3 3
Belize 3 3 3 3 3
Kenya 3 3 3 3 3
Uruguay 3 3 3 3 3
Kosovo 3 3 3 6 6
Guatemala 3 3 3 3 3
Bosnia and Herzegovina 3 3 3 3 3
Zambia 3 3 3 3 3
Sao Tome and Principe 3 3 3 3 3
Ethiopia 3 3 3 3 3
Uganda 3 3 3 3 3
Solomon Islands 3 3 3 3 3
Slovenia 3 3 3 5 5
Tanzania 3 3 3 3 3
Panama 3 3 3 3 4
El Salvador 3 3 3 3 3
Venezuela, RB 3 3 3 3 3
Netherlands 3 3 3 4 4
Grenada 4 4 4 4 4
Iraq 4 4 4 4 4
Trinidad and Tobago 4 4 4 4 4
Liberia 4 4 4 4 4
St. Lucia 4 4 4 4 4
St. Kitts and Nevis 4 4 4 4 4
Papua New Guinea 4 4 4 4 4
Seychelles 4 4 4 4 4
St. Vincent and the Grenadines 4 4 4 4 4
Mongolia 4 4 4 5 5
Kuwait 4 4 4 4 4
Malawi 4 4 4 4 4
Antigua and Barbuda 4 4 4 4 4
Angola 4 4 4 4 4
Jamaica 4 4 4 4 4
Jordan 4 4 4 4 4
Eritrea 4 4 4 4 4
Bhutan 4 4 4 4 4
Uzbekistan 4 4 4 4 4
Brunei Darussalam 4 4 4 4 4
Dominica 4 4 4 4 4
United Arab Emirates 4 4 4 4 6
Armenia 5 5 5 6 6
Vanuatu 5 5 5 5 5
Latvia 5 5 5 5 5
Timor-Leste 5 5 5 5 5
Djibouti 5 5 5 5 5
Montenegro 5 5 5 5 5
Austria 5 5 5 5 5
Cambodia 5 5 5 5 5
Spain 5 5 5 5 5
Samoa 5 5 5 5 5
Brazil 5 5 5 5 5
Qatar 5 5 5 5 5
Algeria 5 5 5 5 5
Namibia 5 5 5 5 5
Iran, Islamic Rep. 5 5 5 7 7
Nigeria 5 5 5 5 5
Mozambique 5 5 5 5 5
Madagascar 5 5 5 5 5
Dominican Republic 5 5 5 5 5
Egypt, Arab Rep. 5 5 5 5 5
Guyana 5 5 5 5 5
Germany 5 5 5 5 5
Tunisia 5 5 5 5 5
Ukraine 5 5 5 5 5
Morocco 5 6 6 6 6
Guinea 6 6 6 6 6
Sierra Leone 6 6 6 6 6
Guinea-Bissau 6 6 6 6 6
Nepal 6 6 6 6 6
Togo 6 6 6 6 6
Bangladesh 6 6 6 6 6
Mauritania 6 6 6 6 6
Mauritius 6 6 6 6 6
Gabon 6 6 6 6 6
Central African Republic 6 6 6 6 6
Cameroon 6 6 6 6 6
Paraguay 6 6 6 6 6
Portugal 6 6 6 6 6
Senegal 6 6 6 6 6
Russian Federation 6 6 6 6 6
Burkina Faso 6 6 6 6 6
Pakistan 6 6 6 6 6
Equatorial Guinea 6 6 6 6 6
Mali 6 6 6 6 6
Niger 6 6 6 6 6
Sri Lanka 4 4 6 6 6
Vietnam 6 6 6 6 7
Chad 6 6 6 6 6
Cote d'Ivoire 6 6 6 6 6
West Bank and Gaza 6 6 6 6 6
Congo, Rep. 6 6 6 6 6
Luxembourg 6 6 6 6 6
Benin 6 6 6 6 6
Comoros 6 6 6 6 6
Kiribati 6 6 6 6 6
Finland 6 6 6 6 6
Yemen, Rep. 6 6 6 6 6
Albania 7 7 7 7 7
Puerto Rico 7 7 7 7 7
Japan 7 7 7 7 7
Kazakhstan 5 6 7 7 7
Poland 7 7 7 7 7
United States 7 7 7 7 7
Belarus 5 5 7 7 7
Iceland 5 5 7 7 7
India 7 7 7 7 7
Botswana 7 7 7 7 7
Israel 7 7 7 7 7
Serbia 7 7 7 7 7
Ghana 7 7 7 7 7
Denmark 7 7 7 7 7
Italy 7 7 7 7 7
Rwanda 7 7 7 7 7
Norway 7 7 7 7 7
Lithuania 5 5 7 7 7
Kyrgyz Republic 7 7 7 7 7
Azerbaijan 7 7 7 7 7
Syrian Arab Republic 6 7 7 7 7
Moldova 7 7 7 7 7
Korea, Rep. 7 7 7 7 7
Argentina 7 7 7 7 7
Australia 8 8 8 8 8
South Africa 8 8 8 8 8
Saudi Arabia 8 8 8 8 8
Mexico 8 8 8 8 8
Chile 7 8 8 8 8
Sweden 6 8 8 8 8
Tajikistan 6 8 8 8 8
Peru 8 8 8 9 9
Burundi 4 4 8 8 8
Oman 8 8 8 8 8
Estonia 8 8 8 8 8
Zimbabwe 8 8 8 8 8
Belgium 8 8 8 8 8
Bahrain 8 8 8 8 8
Cyprus 4 4 8 8 8
Canada 8 8 8 8 8
Turkey 9 9 9 9 9
Lebanon 9 9 9 9 9
Hong Kong SAR, China 9 9 9 9 9
Macedonia, FYR 9 9 9 9 9
Georgia 8 8 9 9 9
Romania 9 9 9 9 9
Colombia 9 9 9 9 9
Thailand 10 10 10 10 10
Bulgaria 10 10 10 10 10
Ireland 10 10 10 10 10
China 10 10 10 10 10
France 10 10 10 10 10
United Kingdom 10 10 10 10 10
Malaysia 10 10 10 10 10
Indonesia 10 10 10 10 10
Singapore 10 10 10 10 10
New Zealand 10 10 10 10 10
Northern Mariana Islands
Libya 1 1
Liechtenstein
Korea, Dem. Rep.
Cuba
Isle of Man
Monaco
Myanmar 3 3
South Sudan 2 2
St. Martin (French part)
Somalia
Sint Maarten (Dutch part)
Andorra
New Caledonia
French Polynesia
Guam
Faeroe Islands
Greenland
Curacao
Macao SAR, China
San Marino 3 3
Bermuda
Cayman Islands
Turkmenistan
Virgin Islands (U.S.)
Turks and Caicos Islands
Aruba
Tuvalu
American Samoa

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