Ulrich Wolfgang Kelber is a German former politician of the Social Democratic Party (SPD) who has been serving as the Federal Commissioner for Data Protection and Freedom of Information since 7 January 2019. From 2000 to 2019, he was the member of the Bundestag for Bonn.— Wikipedia
The time period for further statistics is the same as in the graph above. Retweets are included. For the word cloud, the most common words in a language and numbers were eliminated, and words were converted to lowercase.