freq = [[line[0], repr(line[1]), line[2], line[3], line[4]] for line in freq]
freq.insert(0, ['mod', 'freq', 'percent of total', 'row number', 'percent of rows'])
self.freq = freq
freq = [[line[0], repr(line[1]), line[2], line[3], line[4]] for line in freq]
freq.insert(0, ['mod', 'freq', 'percent of total', 'row number', 'percent of rows'])
self.freq = freq