Contact us

Email is the quickest way to reach us.

What to include

• The countries, indicators and years you are interested in.
• Whether you need national, city or locality-level data.
• How you plan to use the data (API, spreadsheet download, research, publication).

Other routes

• Invoice or purchase-order billing, and larger orders: request a quote.
• Plans and prices: pricing.
• How the data is built: methodology and validation.
• Privacy and data-protection requests: see our privacy policy.