How rare is it for a prime minister to attract 4 floor-crossers in 4 months?

AI Briefing

• – In 2016, Justin Trudeau's government had the highest number of floor-crossers in a single term, with 8 MPs switching sides.
• – A total of 24 MPs have crossed the floor since 1962, with an average of about 1 floor-crosser every 3 years.
• – A floor-crosser's decision is often driven by policy differences, personal disagreements, or electoral opportunities.