- 🇨🇭 Switzerland - 0.81%
- 🇫🇷 France - 0.8%
- 🇩🇪 Germany - 0.75%
- 🇾🇹 Mayotte - 0.56%
- 🇬🇵 Guadeloupe - 0.55%
- 🇧🇪 Belgium - 0.53%
- 🇵🇫 French Polynesia - 0.53%
- 🇳🇨 New Caledonia - 0.41%
- 🇼🇫 Wallis and Futuna - 0.34%
- 🇲🇶 Martinique - 0.32%
- 🇱🇺 Luxembourg - 0.29%
- 🇲🇨 Monaco - 0.27%
- 🇱🇮 Liechtenstein - 0.27%
- 🇮🇲 Isle of Man - 0.23%
- 🇮🇹 Italy - 0.16%
- 🇲🇹 Malta - 0.15%
- 🇳🇿 New Zealand - 0.14%
- 🇬🇱 Greenland - 0.14%
- 🇮🇸 Iceland - 0.13%
- 🇨🇰 Cayman Islands - 0.13%
- 🇻🇦 Vatican City State - 0.12%
- 🇵🇭 Philippines - 0.12%
- 🇨🇱 Falkland Islands - 0.12%
- 🇪🇸 Spain - 0.11%
- 🇦🇺 Australia - 0.1%
- 🇸🇪 Sweden - 0.1%
- 🇩🇲 Dominica - 0.1%
- 🇩🇰 Denmark - 0.1%
It looks to me that Ecosia is most popular in French speaking countries, German speaking countries, European countries and Oceanian Countries.
Source: https://gs.statcounter.com/search-engine-market-share