How Many People Speak German, And Where Is It Spoken?
List of languages by total number of speakers - Wikipedia
Geographical distribution of German speakers - Wikipedia
How Many People Speak German? (An In-Depth Look)
German language - Wikipedia
German - Worldwide distribution - Worlddata.info
The countries with the most German speakers – DW – …
languages by total number of speakers - Encyclopedia Britannica
The German language: surprising facts and figures - deutschland.de
German Speaking Countries List | Lingoda Online German Language …