The margin of error [moe] for this poll is estimated at ±2.8%, 19 times out of 20 (for entire sample only) around the 50%-mark.

If we compare these national numbers with the previous poll from Mainstreet Research (March 2020), the Liberal Party climbs four points from 39% to 43%, the Conservative Party loses three points from 32% to 29%, and the New Democratic Party is up one point (variation smaller than moe).

You can read more information on this poll here.