I think you can use a format statement, e.g. format value 3.1. I seem to recall that the use of a format statement affects both the bar labels and the axis values.
If you need those two to be different, you will have to use annotate.
2025 SAS Hackathon: There is still time!
Good news: We've extended SAS Hackathon registration until Sept. 12, so you still have time to be part of our biggest event yet – our five-year anniversary!