Indeed. To get a rough idea I added up the first table in https://en.wikipedia.org/wiki/List_of_languages_by_number_of... , it seems that about 85% of the world population are native speakers of one of the top-100 (top 1.6%) languages.
I'm not even sure what it means to say that Min Nian is the native language for anyone in Taiwan. Sure, lots of people learn it at home but anyone under 60 is going to be just as fluent in Mandarin.