If the country publishes the election (voting) results online, what is the level of detail?

Results at the polling station level for municipal, parliamentary, regional council, and presidential elections since 2012 can be found here in machine-readable form. 

Historical data for municipal, parliamentary, regional council, and presidential elections organized by constituency can be found here in machine-readable form.

Aggregate overviews of results for municipal, parliamentary, regional council, and presidential elections can be found here, utilizing an online infographic tool. Results can be studied at the national level, as well as the level of constituencies, regions, and communities.