April-November

8

1

6

Democratic Republic of the Congo

December-June

7

1

6

Ethiopia

January-April; October-November

6

1

4

Ghana

March-July; October-December

8

year-round

6

Guinea

--

--

undefined

0

Kenya

February-April; July-August; November

6

year-round

5

Madagascar

January-March; May-August

7

1

6

Mali

February-April; September-October

5

2

4

Mauritania

--

--

undefined

0

Mauritius

February-July

6

1

5

Mozambique

--

--

undefined

0

Niger

January-February

2

1

2

Nigeria

January-March; May-November

10

year-round

6

Rwanda

February-June

5

1

5

Senegal

March; August-November

5

2

6

Sierra Leone

August-October

3

1

2

South Africa

May-September

5

1

6

Togo

October-January; June

5

2

6

Uganda

April-May; July-November

7

1

6

United Republic of Tanzania

November-January; April-June

6

2

6

Zambia

February; April; July-November

7

2

6

Región del Mediterráneo Oriental

Months with Influenza Activity

Number of Months with Influenza Activity

Influenza Activity Pattern

Number of Years Reporting >49 Positive Influenza Cases

Afghanistan

--

--

undefined

1

Bahrain

October-February

5

1

5

Egypt

November-February

5

1

6

Iraq

December-March

4

1

4

Islamic Republic of Iran

December-February

3

1

6

Jordan

December-May

6

1

6

Morocco

November-March

5

1

6

Oman

November-May

7

1

6

Pakistan

December-March

4

1

6

Qatar

November-January; March-April

5

1

6

Syrian Arab Republic

--

--

undefined

0

Tunisia

January-April

4

1

6

Región Europea

Months with Influenza Activity

Number of Months with Influenza Activity

Influenza Activity Pattern

Number of Years Reporting >49 Positive Influenza Cases

Albania

January-March

3

1

6

Armenia

--

--

undefined

1

Austria

January-March

3

1

6

Azerbaijan

--

--

undefined

1

Belarus

January-April

4

1

6

Belgium

January-March

3

1

6

Bosnia and Herzegovina

January-March

3

1

3

Bulgaria

January-March

3

1

6

Croatia

January-April

4

1

6

Czech Republic

--

--

undefined

0

Denmark

January-March

3

1

6

Estonia

January-April

4

1

6

Finland

December-March

4

1

6

France

December-March

4

1

6

Georgia

January-April

4

1

6

Germany

December-April

5

1

6

Greece

January-March

3

1

6

Hungary

January-April

4

1

6

Iceland

January-April

4

1

6

Ireland

December-April

5

1

6

Israel

December-March

4

1

6

Italy

December-March

4

1

6

Kazakhstan

December-March

4

1

6

Kyrgyzstan

December-February

3

1

3

Latvia

January-April

4

1

6

Lithuania

January-April

4

1

6

Luxembourg

December-March

4

1

6

Malta

December-March

4

1

6

Netherlands

December-April

5

1

6

Norway

December-March

4

1

6

Poland

January-April

4

1

6

Portugal

January-March

3

1

6

Republic of Moldova

January-March

3

1

5

Romania

January-April

4

1

6

Russian Federation

January-April

4

1

6

Serbia

January-April

4

1

6

Slovakia

January-April

4

1

6

Slovenia

January-April

4

1

6

Spain

January-March

3

1

6

Sweden

January-April

4

1

6

Switzerland

December-March

4

1

6

Turkey

January-March

3

1

6

Ukraine

January-April

4

1

6

United Kingdom of Great Britain and Northern Ireland

December-April

5

1

6

Uzbekistan

February-March

2

1

2

Región de las Américas

Months with Influenza Activity

Number of Months with Influenza Activity

Influenza Activity Pattern

Number of Years Reporting >49 Positive Influenza Cases

Argentina

June-September

4

1

6

Bolivia

--

--

undefined

0

Brazil

April-August

5

1

6

Canada

December-April

5

1

6

Chile

May-October

6

1

6

Colombia

April-July

5

1

6

Costa Rica

August-January

6

1

6

Cuba

May-November

7

1

6

Dominican Republic

April-July

4

1

5

Ecuador

December-April; June-August

8

1

6

El Salvador

May-July; December

5

2

6

Guatemala

January-April

4

1

6

Honduras

May; July; September-November

5

1

5

Jamaica

February; October-November

3

2

3

Mexico

December-March

4

1

6

Nicaragua

August-December

5

1

6

Panama

May-August; November

5

2

5

Paraguay

June-August

3

1

6

Peru

March; May-September

6

1

6

United States of America

December-March

4

1

6

Uruguay

June-August

3

1

5

Venezuela

July-August

2

1

4

Región del sudeste asiático

Months with Influenza Activity

Number of Months with Influenza Activity

Influenza Activity Pattern

Number of Years Reporting >49 Positive Influenza Cases

Bangladesh

April-September

6

1

6

Bhutan

January; March-May; July-August

6

1

6

India

February-April; November-December

6

1

6

Indonesia

November-April

6

1

6

Nepal

March-April; July-August

4

2

5

Sri Lanka

November-January; March-July

8

year-round

6

Thailand

February-March; July-November

7

2

6

Región del Pacífico occidental

Months with Influenza Activity

Number of Months with Influenza Activity

Influenza Activity Pattern

Number of Years Reporting >49 Positive Influenza Cases

Australia

July-October

4

1

6

Cambodia

June-December

7

1

6

China

December-March

4

1

6

Fiji

--

--

undefined

2

Japan

December-March

4

1

6

Republic of Korea

December-April

5

1

6

Lao People's Democratic Republic

September-February

6

1

6

Malaysia

January-March; May-June

5

1

4

Mongolia

December-April

5

1

6

New Zealand

July-October

4

1

6

Philippines

January-February; July-October

6

2

6

Singapore

December-February; June-August

6

2

6

Viet Nam

March; May-August; October

6

1

6

No Estados Miembros

Months with Influenza Activity

Number of Months with Influenza Activity

Influenza Activity Pattern

Number of Years Reporting >49 Positive Influenza Cases

New Caledonia

March-April; July-September

5

2

6

French Guiana

February-June

5

1

5

Guadeloupe

January-March

3

1

4

Martinique

January-March

3

1

3