You're measuring 2 different things, Percentage of popular vote vs number of seats.

The UK has a First Pass the Post system and most area would have previously the 3 main parties, now with reform most seats are been fought between 4 parties.

The first pass the post system, means that a seat can be split by the following percentage:

35 - Labour
20 - Reform
19 - Tories
14 - Libs
8 - greens
4 - independent

Here Labour win the seat.

The good news is that popular vote is used to provide funding, so Reform who currently only 3 years old, will be have funds to build a base and have air time on MSN etc.

You're measuring 2 different things, Percentage of popular vote vs number of seats.

The UK has a First post the post system and most area would have previously the 3 main parties, now with reform most seats are been fought between 4 parties.

The first past the post system, means that a sear split can by percentage:

35 - Labour
20 - Reform
19 - Tories
14 - Libs
8 - greens
4 - independent

Here Labour win the seat.

The good news is that popular vote is used to provide funding, so Reform who currently only 3 years old, will be have funds to build a base and have air time on MSN etc.