|
Afghanistan |
|
|
|
|
|
|
|
|
Albania |
|
|
|
|
|
|
|
|
Algeria |
4.3 |
|
|
|
|
|
|
|
American Samoa |
|
|
|
|
|
|
|
|
Andorra |
3.2 |
3.1 |
2.9 |
|
|
|
|
|
Angola |
|
|
3.5 |
|
|
|
|
|
Antigua and Barbuda |
|
2.5 |
|
|
|
|
|
|
Argentina |
5.4 |
6.0 |
5.8 |
|
|
|
|
|
Armenia |
3.2 |
3.8 |
3.2 |
|
|
|
|
|
Aruba |
5.0 |
5.9 |
6.7 |
|
|
|
|
|
Australia |
4.6 |
5.1 |
|
|
|
|
|
|
Austria |
5.5 |
6.0 |
|
|
|
|
|
|
Azerbaijan |
2.4 |
3.2 |
2.8 |
|
|
|
|
|
Bahamas, The |
|
|
|
|
|
|
|
|
Bahrain |
2.9 |
|
|
|
|
|
|
|
Bangladesh |
2.4 |
2.2 |
|
|
|
|
|
|
Barbados |
6.7 |
6.7 |
7.5 |
|
|
|
|
|
Belarus |
|
4.5 |
5.4 |
5.2 |
|
|
|
|
Belgium |
6.4 |
6.6 |
|
|
|
|
|
|
Belize |
5.7 |
6.1 |
6.6 |
|
|
|
|
|
Benin |
4.1 |
4.6 |
5.3 |
|
|
|
|
|
Bermuda |
|
2.6 |
2.6 |
|
|
|
|
|
Bhutan |
4.8 |
4.6 |
4.0 |
4.7 |
|
|
|
|
Bolivia |
7.0 |
8.1 |
7.6 |
|
|
|
|
|
Bosnia and Herzegovina |
|
|
|
|
|
|
|
|
Botswana |
|
7.8 |
|
|
|
|
|
|
Brazil |
5.4 |
5.6 |
|
|
|
|
|
|
Brunei Darussalam |
|
|
2.0 |
3.7 |
3.3 |
|
|
|
Bulgaria |
4.4 |
4.6 |
|
|
|
|
|
|
Burkina Faso |
|
|
4.0 |
|
|
|
|
|
Burundi |
5.2 |
6.1 |
6.8 |
6.1 |
|
|
|
|
Cambodia |
|
|
2.6 |
|
|
|
|
|
Cameroon |
2.9 |
3.6 |
3.5 |
3.2 |
|
|
|
|
Canada |
4.8 |
5.0 |
|
|
|
|
|
|
Cape Verde |
6.3 |
5.7 |
5.6 |
|
|
|
|
|
Cayman Islands |
|
|
|
|
|
|
|
|
Central African Republic |
1.3 |
1.3 |
1.2 |
1.2 |
|
|
|
|
Chad |
|
3.0 |
2.5 |
2.9 |
|
|
|
|
Chile |
3.8 |
4.2 |
4.2 |
|
|
|
|
|
China |
|
|
|
|
|
|
|
|
Colombia |
3.9 |
4.7 |
4.8 |
4.5 |
|
|
|
|
Comoros |
7.6 |
|
|
|
|
|
|
|
Congo, Dem. Rep. |
|
|
2.5 |
|
|
|
|
|
Congo, Rep. |
|
|
6.2 |
|
|
|
|
|
Costa Rica |
5.0 |
6.3 |
|
|
|
|
|
|
Cote d'Ivoire |
4.6 |
|
|
|
|
|
|
|
Croatia |
4.3 |
4.4 |
|
|
|
|
|
|
Cuba |
14.1 |
13.1 |
12.9 |
|
|
|
|
|
Curacao |
|
|
|
|
|
|
|
|
Cyprus |
7.4 |
7.9 |
|
|
|
|
|
|
Czech Republic |
3.9 |
4.4 |
|
|
|
|
|
|
Denmark |
7.7 |
8.7 |
|
|
|
|
|
|
Djibouti |
|
|
|
|
|
|
|
|
Dominica |
3.9 |
3.5 |
3.5 |
|
|
|
|
|
Dominican Republic |
|
|
|
|
|
|
|
|
Ecuador |
|
|
4.9 |
|
|
|
|
|
Egypt, Arab Rep. |
3.8 |
|
|
|
|
|
|
|
El Salvador |
3.7 |
|
3.2 |
3.4 |
|
|
|
|
Equatorial Guinea |
|
|
|
|
|
|
|
|
Eritrea |
|
|
|
|
|
|
|
|
Estonia |
5.6 |
6.1 |
|
|
|
|
|
|
Ethiopia |
5.4 |
4.6 |
4.7 |
|
|
|
|
|
Faeroe Islands |
|
|
|
|
|
|
|
|
Fiji |
4.2 |
4.5 |
|
4.1 |
|
|
|
|
Finland |
6.1 |
6.8 |
|
|
|
|
|
|
France |
5.6 |
5.9 |
|
|
|
|
|
|
French Polynesia |
|
|
|
|
|
|
|
|
Gabon |
|
|
|
|
|
|
|
|
Gambia, The |
3.5 |
3.1 |
4.2 |
3.9 |
|
|
|
|
Georgia |
2.9 |
3.2 |
|
2.7 |
|
|
|
|
Germany |
4.6 |
5.1 |
|
|
|
|
|
|
Ghana |
5.8 |
5.3 |
5.5 |
8.2 |
|
|
|
|
Greece |
|
|
|
|
|
|
|
|
Greenland |
|
|
|
|
|
|
|
|
Grenada |
|
|
|
|
|
|
|
|
Guam |
|
|
|
|
|
|
|
|
Guatemala |
3.2 |
|
2.8 |
|
|
|
|
|
Guinea |
2.4 |
3.2 |
3.7 |
3.1 |
|
|
|
|
Guinea-Bissau |
|
|
|
|
|
|
|
|
Guyana |
|
3.4 |
3.7 |
3.6 |
|
|
|
|
Haiti |
|
|
|
|
|
|
|
|
Honduras |
|
|
|
|
|
|
|
|
Hong Kong SAR, China |
3.3 |
4.4 |
3.5 |
3.4 |
|
|
|
|
Hungary |
5.1 |
5.1 |
|
|
|
|
|
|
Iceland |
7.6 |
7.8 |
|
|
|
|
|
|
India |
|
3.2 |
3.3 |
|
|
|
|
|
Indonesia |
2.9 |
3.5 |
3.0 |
|
|
|
|
|
Iran, Islamic Rep. |
4.8 |
4.7 |
4.7 |
|
|
|
|
|
Iraq |
|
|
|
|
|
|
|
|
Ireland |
5.7 |
6.5 |
|
|
|
|
|
|
Isle of Man |
|
|
|
|
|
|
|
|
Israel |
5.9 |
5.8 |
|
|
|
|
|
|
Italy |
4.6 |
4.7 |
|
|
|
|
|
|
Jamaica |
6.2 |
6.2 |
6.4 |
|
|
|
|
|
Japan |
3.4 |
|
3.8 |
|
|
|
|
|
Jordan |
|
|
|
|
|
|
|
|
Kazakhstan |
2.6 |
3.1 |
|
|
|
|
|
|
Kenya |
|
|
6.7 |
|
|
|
|
|
Kiribati |
|
|
|
|
|
|
|
|
Korea, Dem. Rep. |
|
|
|
|
|
|
|
|
Korea, Rep. |
4.8 |
5.0 |
|
|
|
|
|
|
Kosovo |
|
|
|
|
|
|
|
|
Kuwait |
|
|
|
|
|
|
|
|
Kyrgyz Republic |
5.9 |
6.2 |
5.8 |
|
|
|
|
|
Lao PDR |
2.3 |
|
3.3 |
|
|
|
|
|
Latvia |
5.7 |
5.6 |
5.0 |
|
|
|
|
|
Lebanon |
2.0 |
1.8 |
1.7 |
1.6 |
|
|
|
|
Lesotho |
13.0 |
|
|
|
|
|
|
|
Liberia |
2.7 |
|
|
|
|
|
|
|
Libya |
|
|
|
|
|
|
|
|
Liechtenstein |
2.1 |
|
|
|
|
|
|
|
Lithuania |
4.9 |
5.7 |
|
|
|
|
|
|
Luxembourg |
|
|
|
|
|
|
|
|
Macao SAR, China |
2.2 |
2.6 |
2.6 |
|
|
|
|
|
Macedonia, FYR |
|
|
|
|
|
|
|
|
Madagascar |
2.9 |
3.2 |
|
2.8 |
|
|
|
|
Malawi |
|
|
4.4 |
5.4 |
|
|
|
|
Malaysia |
4.0 |
6.0 |
5.1 |
|
|
|
|
|
Maldives |
5.4 |
7.8 |
|
7.2 |
|
|
|
|
Mali |
3.8 |
4.4 |
4.3 |
4.8 |
|
|
|
|
Malta |
5.8 |
5.4 |
|
|
|
|
|
|
Marshall Islands |
|
|
|
|
|
|
|
|
Mauritania |
4.0 |
|
4.3 |
3.9 |
|
|
|
|
Mauritius |
3.2 |
3.2 |
3.7 |
|
|
|
|
|
Mexico |
4.9 |
5.3 |
|
|
|
|
|
|
Micronesia, Fed. Sts. |
|
|
|
|
|
|
|
|
Moldova |
8.2 |
9.5 |
9.1 |
8.6 |
|
|
|
|
Monaco |
|
1.2 |
|
|
|
|
|
|
Mongolia |
|
5.1 |
5.4 |
5.5 |
|
|
|
|
Montenegro |
|
|
|
|
|
|
|
|
Morocco |
5.6 |
5.4 |
|
|
|
|
|
|
Mozambique |
|
|
|
|
|
|
|
|
Myanmar |
|
|
|
0.8 |
|
|
|
|
Namibia |
6.4 |
|
8.3 |
|
|
|
|
|
Nepal |
3.8 |
4.7 |
4.7 |
|
|
|
|
|
Netherlands |
5.5 |
5.9 |
|
|
|
|
|
|
New Caledonia |
|
|
|
|
|
|
|
|
New Zealand |
5.6 |
6.4 |
7.2 |
|
|
|
|
|
Nicaragua |
|
|
4.7 |
|
|
|
|
|
Niger |
3.7 |
4.6 |
3.9 |
4.5 |
|
|
|
|
Nigeria |
|
|
|
|
|
|
|
|
Northern Mariana Islands |
|
|
|
|
|
|
|
|
Norway |
6.4 |
7.3 |
|
|
|
|
|
|
Oman |
|
4.3 |
|
|
|
|
|
|
Pakistan |
2.9 |
2.7 |
2.4 |
|
|
|
|
|
Palau |
|
|
|
|
|
|
|
|
Panama |
3.8 |
|
|
4.1 |
|
|
|
|
Papua New Guinea |
|
|
|
|
|
|
|
|
Paraguay |
|
|
4.1 |
|
|
|
|
|
Peru |
2.7 |
3.0 |
2.7 |
2.6 |
|
|
|
|
Philippines |
2.7 |
2.7 |
|
|
|
|
|
|
Poland |
5.1 |
5.1 |
|
|
|
|
|
|
Portugal |
4.9 |
5.8 |
|
|
|
|
|
|
Puerto Rico |
|
|
|
|
|
|
|
|
Qatar |
2.5 |
|
|
|
|
|
|
|
Romania |
|
4.3 |
|
|
|
|
|
|
Russian Federation |
4.1 |
|
|
|
|
|
|
|
Rwanda |
3.9 |
|
5.0 |
4.8 |
|
|
|
|
Samoa |
5.8 |
|
|
|
|
|
|
|
San Marino |
|
|
|
|
|
|
|
|
Sao Tome and Principe |
|
|
|
|
|
|
|
|
Saudi Arabia |
5.6 |
|
|
|
|
|
|
|
Senegal |
5.0 |
5.6 |
5.6 |
|
|
|
|
|
Serbia |
4.9 |
5.0 |
4.7 |
|
|
|
|
|
Seychelles |
|
|
|
|
|
|
|
|
Sierra Leone |
3.1 |
3.6 |
3.5 |
3.6 |
|
|
|
|
Singapore |
2.8 |
3.3 |
3.5 |
3.2 |
3.3 |
|
|
|
Sint Maarten (Dutch part) |
|
|
|
|
|
|
|
|
Slovak Republic |
3.6 |
4.1 |
|
|
|
|
|
|
Slovenia |
5.2 |
5.7 |
|
|
|
|
|
|
Solomon Islands |
6.1 |
8.0 |
7.3 |
|
|
|
|
|
Somalia |
|
|
|
|
|
|
|
|
South Africa |
5.1 |
5.5 |
6.0 |
|
|
|
|
|
South Sudan |
|
|
|
|
|
|
|
|
Spain |
4.6 |
5.0 |
|
|
|
|
|
|
Sri Lanka |
|
2.1 |
2.0 |
|
|
|
|
|
St. Kitts and Nevis |
|
|
|
|
|
|
|
|
St. Lucia |
5.3 |
3.8 |
4.2 |
4.4 |
|
|
|
|
St. Martin (French part) |
|
|
|
|
|
|
|
|
St. Vincent and the Grenadines |
|
5.7 |
5.1 |
|
|
|
|
|
Sudan |
|
|
|
|
|
|
|
|
Suriname |
|
|
|
|
|
|
|
|
Swaziland |
7.5 |
7.1 |
7.4 |
8.2 |
|
|
|
|
Sweden |
6.8 |
7.3 |
|
|
|
|
|
|
Switzerland |
5.1 |
5.4 |
|
|
|
|
|
|
Syrian Arab Republic |
4.6 |
5.1 |
|
|
|
|
|
|
Tajikistan |
3.5 |
4.1 |
4.0 |
3.9 |
|
|
|
|
Tanzania |
6.8 |
|
6.2 |
|
|
|
|
|
Thailand |
3.8 |
4.1 |
3.8 |
|
|
|
|
|
Timor-Leste |
8.5 |
11.9 |
11.2 |
10.1 |
|
|
|
|
Togo |
3.4 |
4.1 |
4.4 |
4.6 |
|
|
|
|
Tonga |
|
|
|
|
|
|
|
|
Trinidad and Tobago |
|
|
|
|
|
|
|
|
Tunisia |
6.3 |
6.5 |
6.2 |
|
|
|
|
|
Turkey |
|
|
|
|
|
|
|
|
Turkmenistan |
|
|
|
|
|
|
|
|
Turks and Caicos Islands |
|
|
|
|
|
|
|
|
Tuvalu |
|
|
|
|
|
|
|
|
Uganda |
|
3.3 |
2.6 |
3.2 |
3.3 |
|
|
|
Ukraine |
|
|
|
|
|
|
|
|
United Arab Emirates |
|
|
|
|
|
|
|
|
United Kingdom |
5.4 |
5.6 |
|
|
|
|
|
|
United States |
5.5 |
5.4 |
|
|
|
|
|
|
Uruguay |
|
|
|
|
|
|
|
|
Uzbekistan |
|
|
|
|
|
|
|
|
Vanuatu |
6.6 |
5.2 |
|
|
|
|
|
|
Venezuela, RB |
|
|
|
|
|
|
|
|
Vietnam |
5.3 |
|
6.6 |
|
|
|
|
|
Virgin Islands (U.S.) |
|
|
|
|
|
|
|
|
West Bank and Gaza |
|
|
|
|
|
|
|
|
Yemen, Rep. |
5.2 |
|
|
|
|
|
|
|
Zambia |
1.3 |
|
|
|
|
|
|
|
Zimbabwe |
|
|
2.5 |
|
|
|
|