Can you give me a list of all the Arabic-speaking countries?

Those who either speak it as an official or second language or by a large population?
Go here http://www.ranker.com/list/countries-whe

Also:

Algeria

Bahrain

Chad

Comoros

Djibouti

Egypt

Eritrea

Ethiopia

Iraq

Jordan

Kuwait

Lebanon

Libya

Mauritania

Morocco

Oman

Qatar

Saudi Arabia

Somalia

Syria

Tunisia

United Arab Emirates

Yemen