[['date released', 'polling institute', 'socialist', 'social democratic', 'peoples party', 'green - communist', 'left bloc', 'lead'], ['february 20 , 2005', 'election results', '45.0% 121 seats', '28.8% 75 seats', '7.2% 12 seats', '7.5% 14 seats', '6.4% 8 seats', '16.2%'], ['february 18 , 2005', 'aximage', '46.8%', '29.6%', '7.3%', '7.0%', '5.5%', '17.2%'], ['february 18 , 2005', 'marktest', '46.0%', '26.8%', '7.5%', '8.9%', '7.7%', '19.2%'], ['february 18 , 2005', 'eurosondagem', '45.0%', '30.6%', '7.7%', '7.7%', '5.7%', '14.4%'], ['february 18 , 2005', 'ipom', '46.0%', '30.0%', '8.0%', '6.0%', '7.0%', '16.0%'], ['february 18 , 2005', 'intercampus', '45.9%', '30.3%', '7.1%', '7.6%', '5.2%', '15.6%'], ['february 17 , 2005', 'tns / euroteste', '39.0%', '28.0%', '7.0%', '6.0%', '6.0%', '11.0%'], ['february 17 , 2005', 'universidade católica', '46.0%', '31.0%', '6.0%', '7.0%', '7.0%', '15.0%'], ['february 12 , 2005', 'eurosondagem', '44.4%', '31.3%', '7.4%', '6.9%', '6.4%', '13.1%'], ['february 11 , 2005', 'aximage', '44.7%', '27.4%', '6.4%', '7.1%', '4.8%', '17.3%'], ['february 4 , 2005', 'ipom', '49.0%', '31.0%', '8.0%', '6.0%', '5.0%', '18.0%'], ['february 4 , 2005', 'aximage', '43.5%', '29.3%', '7.0%', '5.6%', '3.5%', '14.2%'], ['february 3 , 2005', 'intercampus', '46.5%', '31.6%', '4.8%', '8.1%', '4.5%', '14.9%'], ['january 29 , 2005', 'eurosondagem', '46.1%', '32.1%', '7.0%', '6.6%', '4.6%', '14.0%'], ['january 28 , 2005', 'marktest', '45.1%', '27.7%', '6.3%', '7.7%', '8.1%', '17.5%'], ['january 28 , 2005', 'aximage', '43.3%', '27.4%', '6.3%', '5.8%', '5.0%', '15.9%'], ['january 28 , 2005', 'universidade católica', '46.0%', '28.0%', '6.0%', '8.0%', '8.0%', '18.0%'], ['january 27 , 2005', 'tns / euroteste', '40.0%', '32.0%', '6.0%', '4.0%', '5.0%', '8.0%'], ['january 21 , 2005', 'axiamge', '42.8%', '28.7%', '7.1%', '6.2%', '4.3%', '14.1%']]
Portuguese Legislative Election poll showed that Socialist held the most Seat of any group
[ENT] poll showed that [ENT] held the most [ENT] of any group