Ipsos's August Political Monitor, carried out by telephone between 15-17 August among 1,005 adults age 18 and over, shows the Conservative party on 48% and the Labour party on 24%, a Conservative lead of 24 points.
Ipsos's May Political Monitor (conducted 15-20 May 2008 among 1,006 GB adults age 18 and over) shows the Conservatives leading over Labour by thirteen points among those 'certain to vote' at an upcoming general election (45% compared to 32%).
Ipsos's April Political Monitor (conducted 17-22 April 2008) shows the Conservatives leading over Labour by nine points among those 'certain to vote' at an upcoming general election (40% compared to 31%).
Ipsos's February Political Monitor, carried out between 21 and 26 February, shows the Conservatives on 39%, Labour on 37% and the Liberal Democrats on 16%.