Question: what is the average time in hospice care
[{'answer': '57 days', 'provenance': [{'wikipedia_id': '21326427', 'title': 'Hospice care in the United States', 'start_paragraph_id': 18, 'start_character': 728, 'end_paragraph_id': 18, 'end_character': 735, 'bleu_score': 1.0, 'section': 'Section::::Hospice demographic.\n'}]}, {'provenance': [{'wikipedia_id': '21326427', 'title': 'Hospice care in the United States', 'start_paragraph_id': 18, 'start_character': 0, 'end_paragraph_id': 18, 'end_character': 847, 'bleu_score': 0.9866213202385071, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8610469149490740426}, 'section': 'Section::::Hospice demographic.\n'}]}, {'provenance': [{'wikipedia_id': '21326427', 'title': 'Hospice care in the United States', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8610469149490740426}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21326427', 'title': 'Hospice care in the United States', 'section': 'Section::::Hospice demographic.\n', 'start_paragraph_id': 18, 'end_paragraph_id': 18, 'meta': {'evidence_span': ['. The average length of stay in hospice before a patient dies was 26 days in 1994 and 19 days in 1998. Although the length of average stays has since increased, the term of care continues to be underused. In 2004 the average stay was 57 days and the median length was 22 days.', 'The average length of stay in hospice before a patient dies was 26 days in 1994 and 19 days in 1998. Although the length of average stays has since increased, the term of care continues to be underused. In 2004 the average stay was 57 days and the median length was 22 days.']}}]}]