It would be better if you post some data and output.
I think you could start with the following code.
data want;
set date cusid;
by date;
run;
SAS INNOVATE 2024
Registration is open! SAS is returning to Vegas for an AI and analytics experience like no other! Whether you're an executive, manager, end user or SAS partner, SAS Innovate is designed for everyone on your team. Register for just $495 by 12/31/2023.
If you are interested in speaking, there is still time to submit a session idea. More details are posted on the website.