utterance: 'ja', anzahl: 3, sum_score: 1.49, min_score: 0.27, max_score: 0.69
utterance: 'nein', anzahl: 2, sum_score: 1.58, min_score: 0.75, max_score: 0.83
utterance: 'nicht wirklich', anzahl: 1, sum_score: 0.59, min_score: 0.59, max_score: 0.59