Frequencies for first 10,000 rows of prov2480 variable in pos1994 dataset : srv: short | term | inpatient | care | Freq. Percent Cum. ------------+----------------------------------- | 9,762 97.62 97.62 0 | 5 0.05 97.67 1 | 54 0.54 98.21 2 | 177 1.77 99.98 3 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016