[['date', 'pro - democracy', 'pro - beijing', "don't know / undecided", 'sample size', 'organisation'], ['25 november', 'anson chan 35.1%', 'regina ip 24.5%', '14.1%', '611', 'lingnan university'], ['13 november', 'anson chan 34.3%', 'regina ip 21.1%', '29.8%', '620', 'lingnan university'], ['4 - 7 september', 'anson chan 39.25%', 'regina ip 35.75', '25%', '428', 'ming pao phone poll'], ['4 - 5 september', 'anson chan 52.2%', 'regina ip 32.3%', '6.2%', '502', 'apple daily / hku pop poll'], ['23 - 26 august', 'cyd ho 21% raymond wong 10% kam nai - wai 3%', 'regina ip 45%', '21%', '289', 'ming pao phone poll'], ['23 - 26 august', 'cyd ho 34%', 'regina ip 50%', '16%', '289', 'ming pao phone poll'], ['23 - 26 august', 'raymond wong 30%', 'regina ip 56%', '14%', '289', 'ming pao phone poll'], ['10 - 13 august', 'cyd ho 27% kam nai wai 6% lo wing lok 4%', 'regina ip 28% ip kwok him 8%', '27%', '299', 'ming pao phone poll'], ['10 - 13 august', 'cyd ho 38%', 'regina ip 43%', '19%', '299', 'ming pao phone poll'], ['10 - 13 august', 'cyd ho 48%', 'ip kwok him 29%', '23%', '299', 'ming pao phone poll']]
the highest percentage for any category was Pro - Beijing Regina Ip 56%
the highest percentage for any category was [ENT] [ENT]