Frequencies for first 10,000 rows of proc2 variable in nhamcsed1998 dataset : other | procedure | #2 | Freq. Percent Cum. ------------+----------------------------------- 0000 | 9,970 99.70 99.70 280- | 1 0.01 99.71 3491 | 1 0.01 99.72 3722 | 1 0.01 99.73 3891 | 1 0.01 99.74 3895 | 1 0.01 99.75 4523 | 1 0.01 99.76 8904 | 1 0.01 99.77 8915 | 1 0.01 99.78 8931 | 1 0.01 99.79 8939 | 2 0.02 99.81 8965 | 1 0.01 99.82 9092 | 1 0.01 99.83 9094 | 1 0.01 99.84 9192 | 1 0.01 99.85 9193 | 2 0.02 99.87 9383 | 1 0.01 99.88 9435 | 1 0.01 99.89 9439 | 1 0.01 99.90 9446 | 1 0.01 99.91 9449 | 6 0.06 99.97 9546 | 1 0.01 99.98 9639 | 1 0.01 99.99 966- | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016