Hi All, I am new to SAS, want to know how I can get the difference between the 4th highest and 6th highest transaction of each ID Sample Data: data a; input id transaction; cards; 1 200 1 300 1 100 1 500 1 600 1 400 1 700 2 300 2 200 2 300 2 400 2 500 2 800 2 900 2 350 3 200 3 150 3 100 3 50 3 400 3 600 3 900 3 450 3 90 ; run;
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