Get more exhaustive statistics for the current user
    data -- A dictionary with the range of dates you want the stats for {'from': '2010/01/01', 'to': '2010/01/10'}

def get_extended_stats(self, data):
    """ 
    Get more exhaustive statistics for the current user
    data -- A dictionary with the range of dates you want the stats for {'from': '2010/01/01', 'to': '2010/01/10'}
    """
    return self._call('GET', self._generate_url_path('extended-stats') + '?' + self._urlencode(data))