58% of you know Madagascar's capital, 49% know Samoa's and Turkmenistan's and 47% know Eritrea's.
Unless there's another explanation of how people could have written the correct answers while having access to the internet. LOL
Then, in order to make notice that its was the new Kazakh capital, they renamed it simply as Astana, wich is Capital in Kazakh (This is nothing new, as Seoul falls on the same category).
However, this was seen by many as a placeholder, as they expected the city would be renamed for Nursultan Nazarbayev at some point. This finally happened after his 2 decades-long presidency ended.