At the same time, it seems there's on average 9 events like this every year, so it's not very serious as far as a lay person is concerned.

https://www.swpc.noaa.gov/noaa-scales-explanation

    Average Frequency
    (1 cycle = 11 years)

    100 per cycle

>SWPC's first G4 watch since Jan. 2005

>The last Extreme (G5) event occurred with the Halloween Storms in 2003.

>so it's not very serious

Why are there so many people misrepresenting information? What's the purpose?, we're just going to look it up ourselves and see that you were wittingly or unwittingly lying.

https://www.spaceweather.gov/news/severe-geomagnetic-stormin...

While this is true, not many of them hit earth... which these are. Which is why this is a thing now. They also aren't uniformly distributed over that time period.