Case StudyYearLanguageLikes
2009
German
0
2008
German
3
2008
German
2
2008
English
4
2008
German
11
2008
English
2
2008
German
2
2008
German
0
2008
German
4
2008
German
2
2008
German
0
2008
German
3
2008
German
0
2008
German
2
2008
German
7
2008
German
3
2007
English
29
2007
German
31
2007
German
12
2007
English
10
2007
German
2
2007
German
2
2007
German
2
2007
German
2
2007
English
2
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