The minimum average number of dancers is 34.1 how many times
{'header': ['Rank by average', 'Competition finish', 'Couple', 'Total', 'Number of dances', 'Average'], 'page_title': 'Strictly Dance Fever', 'section_title': 'Average Chart', 'caption': 'Average Chart', 'rows': [['1', '2', 'Danny & Jodie', '375', '11', '34.1'], ['2', '1', 'Sadie & Joseph', '364', '11', '33.1'], ['3', '5', 'Cem & Gemma', '205', '7', '29.3'], ['4', '3', 'James & Claire', '319', '11', '29.0'], ['5', '4', 'Kristy & Nathan', '221', '8', '27.6'], ['6', '10', 'Dan & Michelle', '26', '1', '26.0'], ['7', '6', 'Adam & Rebecca', '114', '5', '22.8'], ['8', '9', 'Alex & Katie', '45', '2', '22.5'], ['9', '8', 'Toby & Casey', '66', '3', '22.0']]}