• Word Development Indicators (WDI): https://databank.worldbank.org
• International Monetary Fund Data: https://www.imf.org/en/Data
• Organization for Economic Cooperation and Development (OECD): https://unctad.org/statistics
• Organization of Islamic Cooperation, Statistical, Economic and Social Research and Training Center for Islamic Countries (SESRIC): https://www.sesric.org
• United Nations Statistics Division: https://unstats.un.org
• National Statistics Office, Algeria: https://www.ons.dz
• National Statistics Office, Kuwait: https://www.csb.gov.kw
• National Statistics Office, Egypt: https://www.capmas.gov.eg
• National Statistics Office, Saudi Arabia: https://www.stats.gov.sa
• National Statistics Office, Bahrain: https://www.data.gov.bh/ar
• National Statistics Office, Oman:  https://omanportal.gov.om
• National Statistics Office, UAE: https://fcsc.gov.ae/ar-ae
• National Statistics Office, Qatar: https://www.psa.gov.qa
• National Statistics Office, Iraq: http://cosit.gov.iq
• National Statistical Office, Syria: http://cbssyr.sy
• National Statistics Office, Lebanon: http://www.cas.gov.lb
• National Statics Office, Sudan: https://www.sesric.org
• National Statistics Office, Morocco: https://www.sesric.org
• National Statistics Office, Tunisia: http://www.ins.tn
• National Statistics Office, Libya: http://www.bsc.ly
• National Statistics Office, Jordan: http://dosweb.dos.gov.jo
• National Statistics Office, Palestine: http://dosweb.dos.gov.jo/ar
• National Statistics Office, Yemen: http://www.cso-yemen.com