high income
- ANDORRA
- ANTIGUA AND BARBUDA
- ARUBA
- AUSTRALIA
- AUSTRIA
- BAHAMAS, THE
- BAHRAIN
- BARBADOS
- BELGIUM
- BERMUDA
- BRITISH VIRGIN ISLANDS
- BRUNEI DARUSSALAM
- CANADA
- CAYMAN ISLANDS
- CHANNEL ISLANDS
- CHILE
- CROATIA
- CURACAO
- CYPRUS
- CZECH REPUBLIC
- DENMARK
- ESTONIA
- FAROE ISLANDS
- FINLAND
- FRANCE
- FRENCH POLYNESIA
- GERMANY
- GIBRALTAR
- GREECE
- GREENLAND
- GUAM
- HONG KONG SAR, CHINA
- HUNGARY
- ICELAND
- IRELAND
- ISLE OF MAN
- ISRAEL
- ITALY
- JAPAN
- KOREA, REP.
- KUWAIT
- LATVIA
- LIECHTENSTEIN
- LITHUANIA
- LUXEMBOURG
- MACAO SAR, CHINA
- MALTA
- MONACO
- NAURU
- NETHERLANDS
- NEW CALEDONIA
- NEW ZEALAND
- NORTHERN MARIANA ISLANDS
- NORWAY
- OMAN
- POLAND
- PORTUGAL
- PUERTO RICO
- QATAR
- SAN MARINO
- SAUDI ARABIA
- SEYCHELLES
- SINGAPORE
- SINT MAARTEN (DUTCH PART)
- SLOVAK REPUBLIC
- SLOVENIA
- SPAIN
- KITTS AND NEVIS
- MARTIN (FRENCH PART)
- SWEDEN
- SWITZERLAND
- TRINIDAD AND TOBAGO
- TURKS AND CAICOS ISLANDS
- UNITED ARAB EMIRATES
- UNITED KINGDOM
- UNITED STATES
- URUGUAY
- VIRGIN ISLANDS (U.S.)
upper middle income
- ALBANIA
- ALGERIA
- AMERICAN SAMOA
- ANGOLA
- ARGENTINA
- AZERBAIJAN
- BELARUS
- BELIZE
- BOSNIA AND HERZEGOVINA
- BOTSWANA
- BRAZIL
- BULGARIA
- CHINA
- COLOMBIA
- COSTA RICA
- CUBA
- DOMINICA
- DOMINICAN REPUBLIC
- ECUADOR
- EQUATORIAL GUINEA
- FIJI
- GABON
- GEORGIA
- GRENADA
- GUYANA
- IRAN, ISLAMIC REP.
- IRAQ
- JAMAICA
- JORDAN
- KAZAKHSTAN
- LEBANON
- LIBYA
- MACEDONIA, FYR
- MALAYSIA
- MALDIVES
- MARSHALL ISLANDS
- MAURITIUS
- MEXICO
- MONTENEGRO
- NAMIBIA
- PALAU
- PANAMA
- PARAGUAY
- PERU
- ROMANIA
- RUSSIAN FEDERATION
- SERBIA
- SOUTH AFRICA
- LUCIA
- VINCENT AND THE GRENADINES
- SURINAME
- THAILAND
- TURKEY
- TURKMENISTAN
- TUVALU
- VENEZUELA, RB
lower middle income
- ARMENIA
- BANGLADESH
- BHUTAN
- BOLIVIA
- CABO VERDE
- CAMBODIA
- CAMEROON
- CONGO, REP.
- COTE D'IVOIRE
- DJIBOUTI
- EGYPT, ARAB REP.
- EL SALVADOR
- GHANA
- GUATEMALA
- HONDURAS
- INDIA
- INDONESIA
- KENYA
- KIRIBATI
- KOSOVO
- KYRGYZ REPUBLIC
- LAO PDR
- LESOTHO
- MAURITANIA
- MICRONESIA, FED. STS.
- MOLDOVA
- MONGOLIA
- MOROCCO
- MYANMAR
- NICARAGUA
- NIGERIA
- PAKISTAN
- PAPUA NEW GUINEA
- PHILIPPINES
- SAMOA
- SAO TOME AND PRINCIPE
- SOLOMON ISLANDS
- SRI LANKA
- SUDAN
- SWAZILAND
- SYRIAN ARAB REPUBLIC
- TAJIKISTAN
- TIMOR-LESTE
- TONGA
- TUNISIA
- UKRAINE
- UZBEKISTAN
- VANUATU
- VIETNAM
- WEST BANK AND GAZA
- YEMEN, REP.
- ZAMBIA
low income
- AFGHANISTAN
- BENIN
- BURKINA FASO
- BURUNDI
- CENTRAL AFRICAN REPUBLIC
- CHAD
- COMOROS
- CONGO, DEM. REP.
- ERITREA
- ETHIOPIA
- GAMBIA, THE
- GUINEA
- GUINEA-BISSAU
- HAITI
- KOREA, DEM. PEOPLE’S REP.
- LIBERIA
- MADAGASCAR
- MALAWI
- MALI
- MOZAMBIQUE
- NEPAL
- NIGER
- RWANDA
- SENEGAL
- SIERRA LEONE
- SOMALIA
- SOUTH SUDAN
- TANZANIA
- TOGO
- UGANDA
- ZIMBABWE
(Source: http://data.worldbank.org/. Updated on 4/14/2017)