I'm hoping they don't copy the Windows approach with advertising, but it is in their 10k. Not broken out so a bit harder to tell, but something to watch.
https://investor.apple.com/sec-filings/sec-filings-details/d...
"Services Services net sales increased during 2022 compared to 2021 due primarily to higher net sales from advertising, cloud services and the App Store."
/e amended quote from expenses to income, still from same file