Hi, first off thanks a lot for the post! This helped me out a lot as well! However, do you think there is a way to improve the performance? I am working with a data set of about 1.4gb and as you can imagine, it takes quite some time to run. I also need to run this with multiple conditions - the one condition increases the size a lot (I guess) and results in an error: ERROR: Insufficient space in file WORK.'SASTMP-000000447'n.UTILITY. ERROR: File WORK.'SASTMP-000000447'n.UTILITY is damaged. I/O processing did not complete. If you could please suggest something, it would be great! ... View more