The date range for these opinion polls are from the previous general election, held on 24 June 2018, to the present day.
The highest percentage figure in each polling survey is displayed in bold, and the background shaded in the leading party's color.
The lead column on the right shows the percentage-point difference between the two parties with the highest figures.
The table below contains polls conducted after the official start of the campaign period on 10 March.
The table below contains polls conducted after the official start of the campaign period on 15 May.