The table shows the most relevant languages with categories, such as numbers of total native speakers, as well as numbers of people speaking them additionally.
Overall, Mandarin Chinese is generally the most popular, but English counts as the most used second language.
Mandarin Chinese is marked by the highest numbers of native and total speakers, at 900 million and 1,090 million, respectively. Moreover, it is the second most popular additional language (190 million). The most used language in this category is English. Despite having only 339 million people speaking this language natively, 603 million people use it as their additional language.
Hindi and Spanish share some similarities in their numbers, with 490 and 420 million people speaking them worldwide, respectively. The popularity of these languages as native and additional languages does not necessarily differ from each other.
Arabic and Portuguese languages have similar numbers of native speakers, at 206 million and 203 million people, respectively. The total numbers of speakers of these languages show the same pattern, with 230 million people speaking Arabic, and 213 million people speaking Portuguese. However, the number of speakers having these languages as additional languages differs significantly, as Arabic (24 million) is twice as large as Portuguese (10 million)