Question: what percentage of deaths in the united states involves a hospice program
[{'answer': 'More than one - third', 'provenance': [{'wikipedia_id': '21326427', 'title': 'Hospice care in the United States', 'start_paragraph_id': 3, 'start_character': 391, 'end_paragraph_id': 3, 'end_character': 413, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21326427', 'title': 'Hospice care in the United States', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 802, 'bleu_score': 0.526188074988252, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 386856709832356267}, 'section': 'Section::::Abstract.'}]}]