This is the CPI, it’s measured the same way it always is.
There’s value in watching it, not sensationalizing it.
The 12 month rolling chart straight from BLS [0] I think provides more info. And if you want more trends than just prices against the previous year, you can look at the absolute chart for some of the items they track [1]. Check out how bananas and electricity haven’t changed in 20 years, woot!
[0] https://www.bls.gov/charts/consumer-price-index/consumer-pri... [1] https://www.bls.gov/charts/consumer-price-index/consumer-pri...