Case StudyYearLanguageLikes
2012
German
19
2012
German
2
2012
German
0
2012
German
1
2012
German
2
2012
German
3
2011
German
2
2011
German
1
2011
German
1
2011
German
3
2011
German
2
2011
German
0
2011
German
4
2011
German
1
2011
German
0
2011
German
3
2011
German
3
2011
German
0
2011
German
5
2011
German
6
2011
German
0
2011
German
6
2011
German
0
2011
German
4
2011
German
1
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