Question: how many stokvels are there in south africa
[{'answer': '800 000', 'provenance': [{'wikipedia_id': '17096920', 'title': 'Stokvel', 'start_paragraph_id': 4, 'start_character': 96, 'end_paragraph_id': 4, 'end_character': 103, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '17096920', 'title': 'Stokvel', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 192, 'bleu_score': 0.943604326170661, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6987286911372774470}, 'section': 'Section::::Abstract.'}]}]